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# 8th Grade Ch. 1 Review Game

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### 8th Grade Ch. 1 Review Game

1. 1. Who Wants to be a Scientist? Do you?
2. 2. Rules <ul><li>Each member of the team answers 1 question. </li></ul><ul><li>The team with the most points will get 5 points added to tomorrow’s test. </li></ul><ul><li>If necessary there will be a tie-breaker question to decide the winning team. </li></ul>
3. 3. Who wants to be a scientist? <ul><li>50/50 </li></ul>ask the audience phone a friend The team has 3 opportunities to get help:
4. 4. 1. How long is one rotation of Earth ? <ul><li>A 12 hours </li></ul><ul><li>B 24 hours </li></ul><ul><li>C 365 ¼ days </li></ul><ul><li>D 60 minutes </li></ul>
5. 5. B 24 hours
6. 6. 1. What is the date of the vernal equinox? <ul><li>A September 22 </li></ul><ul><li>B March 21 </li></ul><ul><li>C June 21 </li></ul><ul><li>D December 21 </li></ul>
7. 7. B March 21
8. 8. 2. What is the tendency of an object to resist a change in motion? <ul><li>A pressure </li></ul><ul><li>B mass </li></ul><ul><li>C gravity </li></ul><ul><li>D inertia </li></ul>
9. 9. D inertia
10. 10. 2. The craters on the Moon were caused by <ul><li>A highlands </li></ul><ul><li>B volcanoes </li></ul><ul><li>C meteoroid impacts </li></ul><ul><li>D maria </li></ul>
11. 11. C meteoroid impacts
12. 12. 3. Which of these statements about our Moon is true? <ul><li>A It is made of green cheese. </li></ul><ul><li>B It is a planet. </li></ul><ul><li>C It has dark, flat areas once thought </li></ul><ul><li>to be ancient seas. </li></ul><ul><li>D It has oceans of water on it. </li></ul>
13. 13. C It has dark, flat areas once thought to be ancient seas.
14. 14. 3. The darkest part of a shadow is the <ul><li>A umbra </li></ul><ul><li>B penumbra </li></ul><ul><li>C eclipse </li></ul><ul><li>D phase </li></ul>
15. 15. A umbra
16. 16. 4. The moon’s mass is _____ of Earth’s mass. <ul><li>A 1/4 </li></ul><ul><li>B 1/40 </li></ul><ul><li>C 1/8 </li></ul><ul><li>D 1/80 </li></ul>
17. 17. D 1/80
18. 18. 4. Which statement is NOT true? <ul><li>A The Earth orbits the Sun. </li></ul><ul><li>B The Moon orbits the Earth. </li></ul><ul><li>C The phases of the moon you see depends </li></ul><ul><li>on how much of the sunlit side of the </li></ul><ul><li>moon faces Earth. </li></ul><ul><li>D The Moon gives us energy. </li></ul>
19. 19. D The Moon gives us energy
20. 20. 5. Which of these does NOT produce light? <ul><li>A The Moon </li></ul><ul><li>B The Sun </li></ul><ul><li>C The North Star </li></ul><ul><li>D The Milky Way </li></ul>
21. 21. A The Moon
22. 22. 5. We get seasons on Earth mainly because: <ul><li>A The Earth gets farther from the Sun </li></ul><ul><li>B The Moon gets in the way of the Sun </li></ul><ul><li>C The Earth’s axis is tilted </li></ul><ul><li>D The Earth gets closer to the Sun </li></ul>
23. 23. C The Earth’s axis is tilted
24. 24. 6. Why does a solar eclipse happen? <ul><li>A The Sun goes behind another planet </li></ul><ul><li>B The Moon comes between the Sun and the Earth </li></ul><ul><li>C The Earth faces away from the Sun </li></ul><ul><li>D The Sun goes out for a while </li></ul>
25. 25. B The Moon comes between the Sun and the Earth
26. 26. 6. One complete revolution of Earth is called a <ul><li>A day </li></ul><ul><li>B year </li></ul><ul><li>C eclipse </li></ul><ul><li>D rotation </li></ul>
27. 27. B year
28. 28. 7. The moon’s surface has dark, flat areas called <ul><li>A highlands </li></ul><ul><li>B craters </li></ul><ul><li>C maria </li></ul><ul><li>D meteoroids </li></ul>
29. 29. C maria
30. 30. 7. The moon is about ____ the diameter of the Earth. <ul><li>A 1/4 </li></ul><ul><li>B 1/2 </li></ul><ul><li>C 1/8 </li></ul><ul><li>D 1/3 </li></ul>
31. 31. A 1/4
32. 32. 8. When Earth’s shadow falls on the moon, the shadow causes a ___ <ul><li>A new moon </li></ul><ul><li>B solar eclipse </li></ul><ul><li>C full moon </li></ul><ul><li>D lunar eclipse </li></ul>
33. 33. D lunar eclipse
34. 34. 8. The force of gravity depends on _____________ . <ul><li>A mass and weight </li></ul><ul><li>B speed and distance </li></ul><ul><li>C mass and distance </li></ul><ul><li>D weight and speed </li></ul>
35. 35. C mass and distance
36. 36. 9. The tide with the greatest difference between low tide and high tide is _______? <ul><li>A spring tide </li></ul><ul><li>B neap tide </li></ul><ul><li>C intertidal zone </li></ul><ul><li>D gravity tide </li></ul>
37. 37. A spring tide
38. 38. 9. Which phase of the moon is this? <ul><li>A waxing crescent </li></ul><ul><li>B waning crescent </li></ul><ul><li>C waxing gibbous </li></ul><ul><li>D waning gibbous </li></ul>
39. 39. B waning crescent
40. 40. 10. It takes the moon about ______ to revolve around Earth. <ul><li>A 24 hours </li></ul><ul><li>B 22 days </li></ul><ul><li>C 28 hours </li></ul><ul><li>D 27 days </li></ul>
41. 41. D 27 days
42. 42. 10. What is the date of the summer solstice? <ul><li>A September 22 </li></ul><ul><li>B March 21 </li></ul><ul><li>C June 21 </li></ul><ul><li>D December 21 </li></ul>
43. 43. C June 21
44. 44. 11. The path Earth follows as it goes around the sun <ul><li>A revolution </li></ul><ul><li>B orbit </li></ul><ul><li>C rotation </li></ul><ul><li>D year </li></ul>
45. 45. B orbit
46. 46. 11. Earth rotates on its axis causing <ul><li>A seasons </li></ul><ul><li>B day and night </li></ul><ul><li>C tides </li></ul><ul><li>D solstice </li></ul>
47. 47. B day and night
48. 48. 12. The moon’s surface is covered with round pits called <ul><li>A highlands </li></ul><ul><li>B craters </li></ul><ul><li>C maria </li></ul><ul><li>D moon rocks </li></ul>
49. 49. B craters
50. 50. 12. The best theory of the moon’s origin is called the <ul><li>A crash theory </li></ul><ul><li>B moon creation theory </li></ul><ul><li>C collision-ring theory </li></ul><ul><li>D big bang theory </li></ul>
51. 51. C collision-ring theory
52. 52. The Killer Question What is the diameter of the moon?
53. 53. 3, 476 km 3,476 km
54. 54. Who wants to be a scientist? Do you?