Energy

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Across
  1. 2. Energy harnessed from the sun is called ______ energy.
  2. 4. Another name for a rainbow is a ______.
  3. 8. Something that produces light is called______.
  4. 11. Jellyfish and fireflies have ______.
  5. 13. We needed light and ______ to power our solar ovens.
  6. 15. To listen to a song, we would need to hear ______.
  7. 16. Sound travels in ______.
  8. 17. You hear sound using your ______.
  9. 18. Light can ______ when it bends.
  10. 19. ______ light does not occur in nature.
  11. 20. We used a ______ to refract rainbows outside.
Down
  1. 1. A plastic Ziploc bag is ______.
  2. 3. Light can ______ when it bounces off a surface.
  3. 5. ______ is how loud or soft you hear a sound.
  4. 6. A foggy car window is ______.
  5. 7. ______ is how high or low you hear a sound.
  6. 9. We made an _______ using a tube and wax paper.
  7. 10. Our main source of ______ on Earth is the sun.
  8. 12. A brick wall is ______.
  9. 14. One type of energy that we use is ______.