Space Vocab Test

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Across
  1. 5. Rotates backwards compared to Earth; Axis is tilted on its side
  2. 7. hottest planet
  3. 9. getting smaller
  4. 11. the collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets.
  5. 12. an artificial body placed in orbit around the earth or moon or another planet in order to collect information or for communication.
  6. 16. Most beautiful rings
  7. 18. Small rocky body orbiting the sun
  8. 19. Fastest orbit
  9. 21. any body in space that orbits a planet or a star, like the Sun
  10. 22. a small body of rock from space that enters the earth's atmosphere appearing as a streak of light
  11. 23. The oval pattern the Earth follows when it revolves around the Sun
Down
  1. 1. Farthest planet from the Sun
  2. 2. When the moon blocks sunlight traveling to the earth
  3. 3. Water found only in its polar ice caps
  4. 4. Largest planet
  5. 6. When the earth revolves, or moves around the sun
  6. 8. Its atmosphere has oxygen
  7. 9. getting larger
  8. 10. cosmic snowballs of frozen gases, rock, and dust that orbit the Sun. When a comet's orbit brings it close to the Sun, it heats up and starts to glow
  9. 13. When the Earth spins on its axis
  10. 14. Imaginary line that Earth rotates around; Earth is tilted slightly toward the north Star
  11. 15. a system of millions or billions of stars, together with gas and dust, held together by gravity.
  12. 17. the envelope of gases surrounding the Earth or another planet
  13. 20. When the Earth blocks sunlight traveling to the moon