1. 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 200 300 400 500 100 Inner Planets Inner and Outer Planets Galaxies Space Rocks Miscellaneous

2. This is the hottest planet in the solar system

3. What is Venus?

4. This planet is known as Earth’s twin

5. What is Venus?

6. Name the inner planets that have no moon.

7. What is Mercury and Venus?

8. Give three names describing Earth, Mars, Mercury and Venus.

9. What are, Inner, Terrestrial, and Rocky?

10. This planet most resembles Earth’s Moon.

11. What is Mercury?

12. Give three names for Jupiter, Saturn, Uranus, Neptune.

13. What are Jovian, outer, and Gas Giants?

14. This planet protects Earth from asteroids.

15. What is Jupiter?

16. What do the sun, earth, seven other planets and all smaller, rocky bodies make up?

17. What is our solar system?

18. Name the planets in order from the sun.

19. What are Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune?

20. These planets border the asteroid belt.

21. What are the Jupiter and Mars?

22. Name the four types of galaxies.

23. What is spiral, elliptical, irregular and lenticular?

24. Name the galaxy in which our solar system is found.

25. What is the Milky Way?

26. Name a group of stars, gas and dust held together by gravity.

27. What is a galaxy?

28. Name the type of galaxy that produces the least amount of stars.

29. What is elliptical?

30. Name the type of galaxy pictured?

31. What is elliptical?

32. Name for a meteoroid that reaches earth’s surface.

33. What is a meteorite?

34. A dirty snowball or a large rock with a tail

35. What is a comet?

36. A meteoroid that enters the earth’s atmosphere is called

37. What is a meteor?

38. Name the large rocks that orbit the sun between Mars and Jupiter

39. What are asteroids?

40. Name the cloud of gas that surrounds the nucleus of a comet.

41. What is the coma?

42. This planet is no longer considered a planet.

43. What is Pluto?

44. This is represented by all of the points of light seen in a galaxy

45. What are Stars?

46. The name given to a planet when it is no longer considered a planet.

47. What is a dwarf planet?

48. Name the reason why outer planets have more moons than inner planets.

49. What is they have more mass than the inner planets?

50. Put these in order by size. Largest to smallest: solar system, planet, universe, star, galaxy,

51. What is Universe, galaxy, solar system, star, planet?