<p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">Solar system </h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">A solar system is a star and everything that revolves around it. In our solar system, the star is the Sun. Also in our solar system are eight planets(Mercury, Venus, Earth, Mars, Jupiter,Saturn, Uranus and Neptune), all their moons, and all the lumps of rock,metal and ice moving around the Sun.</h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">Orbit </h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;"></h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">Orbiting means moving around a point in space. Planets orbit the Sun, and the Moon orbits the <span style="-webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961);">Earth. The path they take as they move around is called an orbit too and it is an oval shape.</span></h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;"></h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">The dotted line shows the path orbits the Earth.that the Moon takes as it.</h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">Planet</h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">A planet it’s a very large ball of rock or gas that orbits a star’s light. Planet Have their own gravity and this force pulls them into a ball shape called a sphere.</h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">Moons</h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;"></h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;">A moon is a huge lump of rock that orbits a planet. Most moons are rounded. A planet can have more than one moon. </h3><p style="font-family: -webkit-standard; white-space: normal; -webkit-tap-highlight-color: rgba(26, 26, 26, 0.301961); -webkit-text-size-adjust: auto;"><br></h3> <h3>公文-游戲中的科學(xué)</h3><h3>剛好有星球的拓展，帶他做了幾頁，興致比較高。</h3> <h3>臺風(fēng)天沒什么事情做，在家玩(給孩子的世界說明書)，內(nèi)容很豐富，是本越讀越厚的書。</h3><h3>好考驗(yàn)家長的閱歷，有些東西都是拓展的內(nèi)容。</h3><h3>認(rèn)字:四五快讀</h3><h3>詩詞:涼州詞-王瀚</h3><h3>(京劇唱出來真的有味道，跟孩子聽了好幾遍)</h3>