- 1. A body in space which orbits a star
A) moon B) planet C) galaxy D) star
- 2. A body in space which orbits a planet
A) galaxy B) asteroid C) moon D) star
- 3. All of space and everything in it
A) solar system B) none of these C) universe D) galaxy
- 4. The Big Bang Theory explains
A) How the universe began B) How water got on Earth C) What killed the dinosaurs D) How the moon was formed
- 5. The Sun is the largest object in our solar system
A) True B) False
- 6. The time it takes the earth to revolve around the sun one time is a
A) day B) year C) month
- 7. The time it takes the earth to spin one time on its axis is a
A) month B) day C) year
- 8. The earth is tilted on its axis as it travels around the sun. This causes
A) night and day B) and eclipse C) seasons D) bad weather
- 9. The force that holds the planets in orbit around the sun is
A) mass B) gravity C) pressure D) magnetic
- 10. planets closer to the sun have longer years than those farther away
A) false B) true
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