The Solar System
Reading PracticeReadingA1
Meet the sun, the eight planets, and the family of worlds we call home.
Science
1Read the text Tap a sentence to hear it. Select a word to save it.
Our sun is a star. Eight planets travel around the sun. This is called the solar system.
The planet closest to the sun is Mercury. It is very hot.
We live on the third planet from the sun. It is called Earth. Earth is the only planet with people, animals and plants.
The biggest planet is Jupiter. It is so big that more than 1,000 Earths could fit inside it!
The planet farthest from the sun is Neptune. It is very cold and very far away.
2Check your understanding Tap the best answer.
1. What travels around the sun?
2. Which planet is closest to the sun?
3. Which planet is the biggest?
3Talk about it With a partner or your tutor.
- If you could visit one planet, which one would you choose? Why?
- What do you know about the moon?
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