Light energy

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Across
  1. 2. something that bends light rays and uses a lot of energy we have been learning about it for a while now
  2. 4. some thing in the night sky that has energy and gives us light
  3. 5. everything in the ##### has energy and hint we live on it but it's not earth its a different meaning or definition
  4. 6. something that is made out of energy and used underground in the walls and the feeling
  5. 9. something in our solar system and can be big or small and formed by energy
  6. 11. living things have energy and hint you see it every day
  7. 12. Main source of light and gives heat
Down
  1. 1. something that everything uses even in the solar system
  2. 2. something that reflects off and we have been learning it for a while
  3. 3. something that still uses energy and ticks and it tells you what time it is
  4. 7. energy can from something that is very big and hurtful to the environment and can be caused by a blown-up power plant
  5. 8. this uses energy and you write with it and uses ink with it and in I
  6. 10. something that we use to see when its dark in the dark