Exploring Space

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Across
  1. 2. top of a wave
  2. 5. first to use a telescope
  3. 7. wave with magnetic and electric field
  4. 11. rise and depression in a wave
  5. 12. technique to avoid to avoid atmospheric distortion
  6. 13. bottom of a wave
  7. 14. rapid burst of radio waves
  8. 15. developed the reflecting telescope
Down
  1. 1. light consists of _____ fields
  2. 3. how fast a wave oscillates
  3. 4. people who journey into space
  4. 6. field ‘static electricity’
  5. 8. lines wear colors meet
  6. 9. color sequence makes up the visible ______.
  7. 10. 186,000, speed of