Parents and Teachers: Support Ducksters by following us on Ducksters Facebook or Ducksters Twitter.
Ducksters Educational SiteDucksters Educational Site
History Biography Geography Science Games

Practice Science Questions

Solar System
Answers

Go to Solar System

Back to Science Questions

Click here for the Solar System questions

1. Q: How many planets are there in the Solar System?

C: 9

-------------------------------------

2. Q: What planet is closest to the sun?

B: Mercury

-------------------------------------

3. Q: What is the second planet from the sun?

D: Venus

-------------------------------------

4. Q: What is the third planet from the sun?

A: Earth

-------------------------------------

5. Q: What is the fourth planet from the sun?

B: Mars

-------------------------------------

6. Q: What is the fifth planet from the sun?

D: Jupiter

-------------------------------------

7. Q: What is the seventh planet from the sun?

B: Uranus

-------------------------------------

8. Q: What is the sixth planet from the sun?

A: Saturn

-------------------------------------

9. Q: What is the eighth planet from the sun?

D: Neptune

-------------------------------------

10. Q: What is the farthest planet from the sun?

A: Pluto

-------------------------------------

11. Q: Which planet is not a gas giant?

C: Mars

-------------------------------------

12. Q: Which planet is not a terrestrial planet?

A: Saturn

-------------------------------------

13. Q: What is the most volcanically active body in the solar system?

B: Io

-------------------------------------

14. Q: Which planet has the largest ring system?

D: Saturn

-------------------------------------

15. Q: How much meteoritic material do scientists estamate falls on the Earth each day?

D: more than 1000 tons

-------------------------------------

16. Q: Which is the densest planet?

B: Earth

-------------------------------------

17. Q: What is the largest terrestrial planet?

D: Earth

-------------------------------------

18. Q: What is the only known moon of Pluto?

B: Charon

-------------------------------------

19. Q: What is the Earth's radius?

A: 6378 Km

-------------------------------------

20. Q: What is the rotational period of Earth?

C: 24 hours

-------------------------------------

21. Q: Where is the main asteroid belt in the Solar System?

D: Between Mars and Jupiter

-------------------------------------

22. Q: What asteroid was the focus of the NEAR spacecraft?

A: Eros

-------------------------------------

23. Q: Where do most comets arrive from?

B: the Oort cloud

-------------------------------------

24. Q: How long could a long-period comet take to orbit around the Sun?

D: 30 million years

-------------------------------------

25. Q: What is the comet belt outside of Pluto's orbit called?

B: Kuiper Belt

-------------------------------------

26. Q: Which is shorter, Mercury's day or year?

B: year

-------------------------------------

27. Q: Which planet has the hottest temperatures?

C: Venus

-------------------------------------

28. Q: How long is Mercury's day?

C: 176 Earth days

-------------------------------------

29. Q: Which moon is a moon of Mars?

A: Phobos

-------------------------------------

30. Q: Which planet is Olympus Mons, the highest volcano in the Solar System, on?

B: Mars

-------------------------------------

31. Q: What is the largest planet in the Solar System?

D: Jupiter

-------------------------------------

32. Q: How large is jupiter's mass when compared to the other planets in the Solar System?

A: twice as big as all the other planets combined

-------------------------------------

33. Q: What is the Great Red Spot and Jupiter?

B: A storm that has lasted over 100 years

-------------------------------------

34. Q: How many moons does Jupiter have?

C: 16

-------------------------------------

35. Q: Which planet has the most moons?

D: Uranus

-------------------------------------

36. Q: Which planet was the first planet located through mathematical predictions rather than through regular observations of the sky?

A: Neptune

-------------------------------------

37. Q: Which planet has the fastest winds, blowing at speeds of over 2,400 km (1500 miles) per hour?

B: Neptune

-------------------------------------

38. Q: What is the smallest planet?

C: Pluto

-------------------------------------

39. Q: How many years does it take Pluto to orbit around the sun?

D: 248

-------------------------------------

40. Q: Which is the coldest planet of the Solar System?

A: Pluto

-------------------------------------

Click here for the Solar System questions

Back to Science Questions






About Ducksters Privacy Policy   

Follow us on Ducksters Facebook or Ducksters Twitter

This site is a product of TSI (Technological Solutions, Inc.), Copyright 2017, All Rights Reserved. By using this site you agree to the Terms of Use.