Question on science :)

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Across
  1. 2. Potential energy is also known as what energy that can be changed to other forms of
  2. 4. Has potential energy when water is flowing from a higher/lower grounds?
  3. 5. The sun is a what source of energy for all living things?
  4. 6. What energy help us to see things?
  5. 8. Energy can cause things to move or change in?
  6. 9. What is a man-made source of light?
Down
  1. 1. The energy moving in objects are?
  2. 3. Photosynthesis is light energy changed to what potential energy which is stored as food in plant
  3. 7. What energy do we use to cook?
  4. 8. Energy from the sun is called what energy?