Across
- 4. combining two atoms together
- 7. when pokets in the Earth's surface gets different amounts of sun and cool air
- 8. splitting two atoms apart
- 9. Heat inside the Earth
Down
- 1. an object that creates a lot of solar power
- 2. electrical imbalances in the clouds
- 3. renewable organic material from plants and animals
- 5. A type of chemical energy
- 6. a solid form of fossil fuels and is used a lot
- 10. Ability to do work