Across
- 5. Inventor who made an early solar panel
- 7. A tool that uses sunlight to cook food
Down
- 1. Scientist who discovered sunlight could make electricity
- 2. ______ power is power made from the sun
- 3. _____ Colors absorb less heat and stay cooler
- 4. _____ Colors absorb more heat and get hotter
- 6. Heat energy that makes things warm
- 7. The main source of heat for Earth