Solar Energy

1234567
Across
  1. 2. Solar calculators use the _____to turn energy from the sun into electricty.
  2. 6. People use ______ on their roofs to heat their homes and water.
Down
  1. 1. The sun will always shine, so we say solar energy is a _____ energy source.
  2. 2. Plants ____ solar energy in their leaves.
  3. 3. Some solar energy is ____ that helps us see.
  4. 4. The sun is a big ball of _____.
  5. 5. Solar energy can turn into ____ when it hits things.
  6. 6. We get solar energy from the ____.
  7. 7. Solar energy travels to the Earth in _____.