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3rd Grade Science: Solar system
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3rd Grade Science: Solar system
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25 Questions

1. I am a planet with no solid surface, hot liquid deep inside, and a rocky core at my center. I have rings made of small particles and dust, and 63 known moons. Which planet am I?

2. Where is the core of the sun?

3. Do inner planets rotate quickly or slowly?

4. Why do the constellations seem to move around in the sky?

5. Which constellation looks like a big kitty litter scoop?

6. How are stars classified?

7. What is the major source of energy on Earth?

8. I have two moons that orbit me. You will find dust storms on my surface as well as ice. If humans were able to live on my surface, they would experience seasons. Which planet am I?

9. Which constellation looks like an upside down kitty litter scoop?

10. Name the planets of the solar system in order, starting at the sun.

11. I am a cold planet on the surface but hot at my core. There are 11 rings that circle me. You will find 21 moons in orbit around me. I rotate on my side. Which planet am I?

12. Inner planets are all terrestrial. What does that mean?

13. What do telescopes do?

14. I am cold on the surface with a hot core. There are 30 moons that orbit me. Of all the planets, I have the largest rings around me. My surface is not solid. Which planet am I?

15. Orion, also called the Hunter, has three stars that make up his belt. What star is at his shoulder to your left ?

16. Which star makes up Orion's knee to your right, or the end of his tunic?

17. What is the memory trick for learning the order of the planets?

18. Why are Mercury, Venus, Earth, and Mars called inner planets?

19. I am the only planet known to have liquid water on its surface. In fact, almost ¾ of my surface is covered in water. I have a nearly circular orbit. Which planet am I?

20. Name the inner planets of the solar system.

21. My surface is dry and rocky with mountains and volcanoes. There is no water on my surface. Which planet am I?

22. I used to be considered a planet, but am not any more. My surface is rocky and very cold. What am I?

23. I have long, extremely hot periods of sun shining during the day, and I have long, extremely cold nights. I am the smallest planet. Which planet am I?

24. I am the stormiest planet, with cold temperatures and seasons. There are 8 moons that orbit me. If you look closely you will see rings that circle me. Which planet am I?

25. Which star in the Northern Hemisphere is above the axis of the Earth?

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