Science Vocab

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Across
  1. 1. Earth’s tilt line that causes day and night.
  2. 3. The Moon when fully lit as seen from Earth
  3. 4. Measures different wavelengths of light to identify elements
  4. 7. Average distance between Earth and the Sun.
  5. 9. Energy Earth receives from the Sun’s rays.
  6. 12. The study of space, stars, planets, and the universe
  7. 14. The spinning of a planet around its axis
  8. 15. Object that orbits around a planet
  9. 16. The Moon when it is completely dark from Earth’s view
  10. 18. A planet’s movement around the Sun
Down
  1. 2. Powerful waves of heat and light from the Sun.
  2. 5. A tool that collects light to make distant objects appear closer.
  3. 6. Yearly weather patterns caused by Earth’s tilt and orbit
  4. 8. To shine light on something.
  5. 9. When the Sun is highest in the sky
  6. 10. A vehicle designed to explore the surface of another planet or moon
  7. 11. Moon phase when light is decreasing
  8. 13. Flat, imaginary path where planets orbit the Sun
  9. 17. Moon phase when light is increasing