The Sun

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Across
  1. 2. The first planet in the solar system.
  2. 5. The process of making food in plants.
  3. 8. The ______ panel is a device used to convert light energy to electrical energy.
  4. 9. The Sun gives us _______. Without it, the Earth will be dark.
Down
  1. 1. The largest planet in the solar system.
  2. 3. The Earth rotates about an imaginary line which is called ______ of rotation.
  3. 4. The water _______ has 4 stages: evaporation, condensation, precipitation and collection.
  4. 6. The _____ from the Sun helps to keep our Earth warm.
  5. 7. The only planet that has living things.
  6. 8. The main source of energy.