SPACE CROSSWORD

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Across
  1. 3. The study of celestial objects and phenomena
  2. 7. For every action, there is an equal and opposite…
  3. 9. The largest planet in our solar system
  4. 11. Forces that are equal and opposite in direction and Do NOT cause a change in motion on an object
  5. 13. A change in speed or direction according to Newtons second law of motion
  6. 14. A group of stars forming a recognizable pattern
  7. 17. While space probes operate primarily in the vacuum of space, they encounter some resistance when passing through an atmosphere
  8. 19. The force that propels a spacecraft forward
Down
  1. 1. The force that keeps planets in orbit around the sun
  2. 2. These types of forces do cause a change in speed on an object
  3. 4. These exist in a wide disk beyond Neptune called the Kuiper Belt and take less than 200 years to orbit the Sun
  4. 5. Name for Newton’s First Law
  5. 6. The vehicle that carries astronauts to and from space
  6. 8. The space agency responsible for the Apollo moon missions
  7. 10. A massive celestial body that emits light
  8. 12. The natural satellite of Earth
  9. 15. The region beyond Earth’s atmosphere
  10. 16. The path that a planet follows around the sun
  11. 18. The third planet from the sun
  12. 20. The closest star to Earth