Our Universe Unit 4 Vocabulary Review

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Across
  1. 4. a spiraling mass of water or air
  2. 6. movement that is backwards or opposite that of Earth
  3. 7. "Earth-like," planet of solid rock
  4. 8. planets with orbits inside or closer to the sun than Earth's orbit
  5. 10. "Jupiter-like," planet made of gas
Down
  1. 1. an orbit of a satellite around a rotating body, such that one orbit is completed in the time it takes for the body to make one revolution
  2. 2. planets with orbits outside or farther from the sun than Earth's orbit
  3. 3. force that causes something to move in a circle
  4. 5. something that orbits another body
  5. 9. moons around Saturn (or another planet) that affect the location of the rings