Across
- 3. Natural gas and coal are types of ____ fuels. (6 letters)
- 4. Energy from the sun is called solar ____. (6 letters)
- 5. A fossil fuel used for energy. (3 letters)
- 6. Power that we use for lights and machines. (6 letters)
Down
- 1. Where people live. (4 letters)
- 2. A type of renewable energy that comes from air. (4 letters)
- 4. A way to make energy or resources. (4 letters)
