科學(xué)小實(shí)驗(yàn)——神奇的紙橋

美友3518973

<section donone="shifuMouseDownCard('shifu_c_009')" style="margin: 2em 0em; padding: 0.5em 1em; max-width: 100%; font-family: inherit; font-size: 1em; letter-spacing: 0.544px; text-align: justify; white-space: normal; text-decoration: inherit; line-height: 25.6px; border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0); color: rgb(166, 166, 166); overflow-wrap: break-word !important;"><section style="margin-top: -1.4em; max-width: 100%; font-weight: inherit; text-align: center; border-width: initial; border-style: none; border-color: initial; line-height: 1.4; overflow-wrap: break-word !important;"><section style="padding-right: 24px; padding-left: 24px; max-width: 100%; color: rgb(70, 70, 70); font-size: 20px; font-family: inherit; font-weight: inherit; text-decoration: inherit; border-color: rgb(255, 255, 255); display: inline-block; background-color: rgb(254, 255, 255); overflow-wrap: break-word !important;"><section style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(255, 255, 255); background-color: rgb(0, 0, 0); font-size: 16px; overflow-wrap: break-word !important;">今日實(shí)驗(yàn)</span></section></section></section><section style="padding: 16px; max-width: 100%; color: rgb(32, 32, 32); font-size: 1em; line-height: 1.4; font-family: inherit; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; font-weight: inherit; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></strong></h3><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><b style="max-width: 100%; overflow-wrap: break-word !important;">神奇的紙橋</b></h3><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><b style="max-width: 100%; overflow-wrap: break-word !important;"></b><span style="font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 2px; text-align: justify; color: rgb(51, 51, 51);">我</span><span style="font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 2px; text-align: justify; color: rgb(51, 51, 51);">們都知道紙很薄，一般人都不會(huì)興起用紙搭橋的念頭，但是小朋友們可以嘗試一下。你們可以跟朋友打賭，你們不但能用紙搭出一座堅(jiān)固的橋，而且能在橋上放一個(gè)杯子。你們一定認(rèn)為自己必輸無(wú)疑吧。那么不妨來(lái)試試下面的實(shí)驗(yàn)！</span></h3></section></section><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><section class="" style="margin-top: 10px; margin-bottom: 10px; max-width: 100%; text-align: center; overflow-wrap: break-word !important;"><section class="" style="max-width: 100%; display: inline-block; overflow-wrap: break-word !important;"><br><img data-ratio="1" data-type="png" data-w="152" width="2em" data-src="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?" _width="28px" src="https://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?tp=wxpic&wxfrom=5&wx_lazy=1&wx_co=1" data-wxsrc="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?wxfrom=3&wxtype=png" crossorigin="anonymous" class="" data-fail="0" style="margin-right: -2em; max-width: 100%; float: left; text-align: start; overflow-wrap: break-word !important; height: auto !important; visibility: visible !important; width: 28px !important;"><strong style="color: rgb(0, 0, 0); font-size: 17px; max-width: 100%; overflow-wrap: break-word !important;">實(shí)驗(yàn)簡(jiǎn)介</strong><br><br></section></section><p style="max-width: 100%; clear: both; min-height: 1em; font-size: 16px; color: rgb(62, 62, 62); text-align: center; overflow-wrap: break-word !important;"><span style="font-size: 17px; text-align: justify; color: rgb(51, 51, 51);">為什么薄薄的紙可以承受起一只玻璃杯的重要呢？</span><span style="font-size: 17px; text-align: justify; max-width: 100%; color: rgb(0, 0, 0); overflow-wrap: break-word !important;">今天我們通過(guò)制作一個(gè)小型簡(jiǎn)單的實(shí)驗(yàn)</span><span style="font-size: 17px; text-align: justify; color: rgb(51, 51, 51);">，來(lái)解釋這個(gè)現(xiàn)象吧。</span><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(0, 0, 0); overflow-wrap: break-word !important;">知識(shí)點(diǎn)：力的分布</span></strong></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;">下面，跟著爸爸媽媽一起做實(shí)驗(yàn)吧</span></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3></section></section><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(62, 62, 62); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><section class="" style="margin-top: 10px; margin-bottom: 10px; max-width: 100%; color: rgb(98, 101, 104); text-align: center; overflow-wrap: break-word !important;"><section class="" style="max-width: 100%; display: inline-block; overflow-wrap: break-word !important;"><img data-ratio="1" data-type="png" data-w="152" width="2em" data-src="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?" _width="28px" src="https://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?tp=wxpic&wxfrom=5&wx_lazy=1&wx_co=1" data-wxsrc="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?wxfrom=3&wxtype=png" crossorigin="anonymous" class="" data-fail="0" style="margin-right: -2em; max-width: 100%; float: left; text-align: start; overflow-wrap: break-word !important; height: auto !important; visibility: visible !important; width: 28px !important;"><strong style="color: rgb(0, 0, 0); font-size: 17px; max-width: 100%; overflow-wrap: break-word !important;">實(shí)驗(yàn)用品</strong></section></section><section style="max-width: 100%; overflow-wrap: break-word !important;"><section style="max-width: 100%; text-align: center; font-size: 14px; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; font-size: 16px; overflow-wrap: break-word !important;"><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;">1張紙</span></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;">3個(gè)玻璃杯</span></h3></section></section></section></section></section> <section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><section class="" style="margin-top: 10px; margin-bottom: 10px; max-width: 100%; text-align: center; overflow-wrap: break-word !important;"><section class="" style="max-width: 100%; display: inline-block; overflow-wrap: break-word !important;"><section class="" style="margin: 0.2em 0.5em -1.8em; padding-right: 5px; padding-left: 5px; max-width: 100%; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: none; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(0, 0, 0); overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;">實(shí)驗(yàn)步驟</strong></span></h3></section><br></section></section><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;">-1-</strong></h3></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; white-space: normal; color: rgb(62, 62, 62); font-size: 16px; text-align: center; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); font-size: 14px; letter-spacing: 2px; line-height: 1.75; overflow-wrap: break-word !important;"></span><span style="max-width: 100%; font-size: 14px; letter-spacing: 2px; color: rgb(51, 51, 51); overflow-wrap: break-word !important;">拿兩個(gè)玻璃杯并排放在桌子上，并在杯子上平放一張紙。</span></h3> <h3><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;">-2-</strong></h3></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; white-space: normal; text-align: center; overflow-wrap: break-word !important;"><font color="#333333" style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; line-height: 1.75; overflow-wrap: break-word !important;"></span>再拿一個(gè)玻璃杯小心地放在紙的中央。注意，小朋友們要做好接住杯子的準(zhǔn)備，因?yàn)槲覀兌贾酪粡埰胀ǖ募埡茈y承受一只杯子的重量。</span></font></h3> <h3><br></h3><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;">-3-</strong></h3></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; white-space: normal; text-align: center; overflow-wrap: break-word !important;"><font color="#333333" style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; line-height: 1.75; overflow-wrap: break-word !important;"></span>將紙柘城一把小扇子，方法很簡(jiǎn)單，從紙的一端開始折，每次折一小段，然后將紙翻過(guò)來(lái)，再折一小段，相信小朋友都會(huì)。</span></font></h3> <h3><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;">-4-</strong></h3></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; white-space: normal; text-align: center; overflow-wrap: break-word !important;"><font color="#333333" style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; line-height: 1.75; overflow-wrap: break-word !important;"></span>講折好之后的小紙扇放在兩個(gè)玻璃杯上，一座漂亮的紙橋就建好了。然后將剛才掉落的杯子放在這座“橋”上，仔細(xì)觀察會(huì)發(fā)生什么現(xiàn)象？</span></font></h3> <h3><br></h3><section style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><section class="" style="margin-top: 10px; margin-bottom: 10px; max-width: 100%; text-align: center; overflow-wrap: break-word !important;"><section class="" style="max-width: 100%; display: inline-block; overflow-wrap: break-word !important;"><img data-ratio="1" data-type="png" data-w="152" width="2em" data-src="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?" _width="28px" src="https://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?tp=wxpic&wxfrom=5&wx_lazy=1&wx_co=1" data-wxsrc="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?wxfrom=3&wxtype=png" crossorigin="anonymous" class="" data-fail="0" style="margin-right: -2em; max-width: 100%; float: left; text-align: start; overflow-wrap: break-word !important; height: auto !important; visibility: visible !important; width: 28px !important;"><strong style="color: rgb(0, 0, 0); font-size: 17px; max-width: 100%; overflow-wrap: break-word !important;">實(shí)驗(yàn)原理</strong><br><br></section></section><p style="max-width: 100%; clear: both; min-height: 1em; font-size: 16px; color: rgb(62, 62, 62); text-align: center; overflow-wrap: break-word !important;"><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;">為什么剛開始把玻璃杯放在紙上會(huì)掉下來(lái)而后來(lái)就不會(huì)呢？原來(lái)，通過(guò)折疊，我們將一張紙變成了相連的許多紙壁，玻璃杯的重量均勻的分布在紙壁上，因此就不會(huì)掉下來(lái)。</span></h3><p style="max-width: 100%; clear: both; min-height: 1em; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="margin: 0em 1em; max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; color: rgb(62, 62, 62); font-size: 16px; line-height: 25.6px; overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; letter-spacing: 2px; color: rgb(51, 51, 51); line-height: 22.2727px; overflow-wrap: break-word !important;"></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><section class="" style="margin-top: 10px; margin-bottom: 10px; max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; text-align: center; overflow-wrap: break-word !important;"><section class="" style="max-width: 100%; display: inline-block; overflow-wrap: break-word !important;"><img data-ratio="1" data-type="png" data-w="152" width="2em" data-src="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?" _width="28px" src="https://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?tp=wxpic&wxfrom=5&wx_lazy=1&wx_co=1" data-wxsrc="http://mmbiz.qpic.cn/mmbiz_png/qiaw3H00OKA8Ct56C8pEAs8b4NZMdle0oWkrKMO9Uiac6HNbeBcVYWzP73Q74ACUiaSszP20U7Nic2FOZDmibCkvKew/640?wxfrom=3&wxtype=png" crossorigin="anonymous" class="" data-fail="0" style="margin-right: -2em; max-width: 100%; float: left; text-align: start; overflow-wrap: break-word !important; height: auto !important; visibility: visible !important; width: 28px !important;"><strong style="color: rgb(0, 0, 0); font-size: 17px; max-width: 100%; overflow-wrap: break-word !important;">注意事項(xiàng)</strong><br><br></section></section><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><p style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; white-space: normal; color: rgb(62, 62, 62); font-size: 16px; letter-spacing: 2px; text-align: center; overflow-wrap: break-word !important;"><br></h3><p style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></h3><h1 style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; overflow-wrap: break-word !important;"><font color="#333333">實(shí)驗(yàn)過(guò)程中請(qǐng)注意避免玻璃杯破裂而扎破皮膚。</font><b style=""><font color="#ed2308">也可以嘗試用其他的物品來(lái)代替玻璃杯。<span style="max-width: 100%; overflow-wrap: break-word !important;">實(shí)驗(yàn)過(guò)程需大人全程陪伴，不能由孩子單獨(dú)操作，確保安全</span>。</font></b></span></h1><p style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(136, 136, 136); font-size: 12px; overflow-wrap: break-word !important;"><span style="max-width: 100%; line-height: 1.75; overflow-wrap: break-word !important;">免責(zé)申明：科學(xué)實(shí)驗(yàn)含一定的操作風(fēng)險(xiǎn)，請(qǐng)家長(zhǎng)陪同孩子嚴(yán)格按照實(shí)驗(yàn)步驟操作，實(shí)驗(yàn)過(guò)程中發(fā)生的任何安全事項(xiàng)，與育苗教育公眾號(hào)無(wú)關(guān)。</span></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; text-align: justify; white-space: normal; color: rgb(98, 101, 104); font-size: 14px; letter-spacing: 2px; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); line-height: 1.75; overflow-wrap: break-word !important;"><br style="max-width: 100%; overflow-wrap: break-word !important;"></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; color: rgb(51, 51, 51); font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; letter-spacing: 0.544px; text-align: justify; white-space: normal; overflow-wrap: break-word !important;"></h3><section donone="shifuMouseDownCard('shifu_c_009')" style="margin: 2em 0em; padding: 0.5em 1em; max-width: 100%; font-family: inherit; font-weight: inherit; letter-spacing: 0.544px; text-align: justify; white-space: normal; text-decoration: inherit; color: rgb(62, 62, 62); font-size: 16px; line-height: 25.6px; border-width: 1px; border-style: solid; border-color: rgb(0, 0, 0); overflow-wrap: break-word !important;"><section style="margin-top: -1.4em; max-width: 100%; color: rgb(166, 166, 166); font-size: 1em; text-align: center; border-width: initial; border-style: none; border-color: initial; line-height: 1.4; overflow-wrap: break-word !important;"><section style="padding-right: 24px; padding-left: 24px; max-width: 100%; color: rgb(70, 70, 70); font-size: 20px; font-family: inherit; font-weight: inherit; text-decoration: inherit; border-color: rgb(255, 255, 255); display: inline-block; background-color: rgb(254, 255, 255); overflow-wrap: break-word !important;"><section style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; color: rgb(255, 255, 255); background-color: rgb(0, 0, 0); overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(0, 160, 106); overflow-wrap: break-word !important;"></span>今日互動(dòng)</span></section></section></section><section style="padding: 16px; max-width: 100%; line-height: 1.4; font-family: inherit; overflow-wrap: break-word !important;"><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; overflow-wrap: break-word !important;">除了紙橋的例子，生活中還有哪些現(xiàn)象也可以用這個(gè)原理來(lái)解釋呢？</span></span></h3><p style="max-width: 100%; clear: both; min-height: 1em; text-align: center; overflow-wrap: break-word !important;"><strong style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; overflow-wrap: break-word !important;"><br></span></span></strong></h3><div><strong style="max-width: 100%; overflow-wrap: break-word !important;"><span style="max-width: 100%; color: rgb(51, 51, 51); overflow-wrap: break-word !important;"><span style="max-width: 100%; font-size: 14px; overflow-wrap: break-word !important;"><br></span></span></strong></div></section></section> <h1 style="text-align: left;"><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">                    北京紅纓連鎖<br></span></strong><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">           陵城區(qū)幸福春天紅纓幼兒園<br></span></strong><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">                      育苗幼兒園<br></span></strong><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">                專注幼兒創(chuàng)造力培養(yǎng)<br></span></strong><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">             成長(zhǎng)熱線：18253472808</span></strong></h1> <h5><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">             轉(zhuǎn)發(fā)是真愛(ài)，讓更多孩子受益！<br></span></strong><strong style="max-width: 100%; font-family: -apple-system-font, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei UI", "Microsoft YaHei", Arial, sans-serif; font-size: 14px; letter-spacing: 0.544px; text-align: center; white-space: normal; overflow-wrap: break-word !important;"><span style="max-width: 100%; letter-spacing: 2px; overflow-wrap: break-word !important;">       您反手的一個(gè)贊就是對(duì)小編的最大鼓勵(lì)</span></strong></h5>