Energy & Light
Across
- 4. energy sources that can be used over and over again
- 7. the earths greatest energy source
- 8. what light does when it shines on black
- 10. what is put into the air when we burn nonrenewable energy sources
- 12. something solid that light cannot pass through
- 14. we use it everyday to power our electronics
- 15. light bounces off something shiny
Down
- 1. something clear that light can pass through
- 2. something foggy that light light has a difficult time passing through
- 3. the number of colours in light
- 5. types of lightbulbs that use less energy
- 6. tiny massless atoms that make up light
- 8. what is thunder
- 9. light bending as it travels through something
- 11. the fastest thing known in the universe
- 13. the colour that is made when all 7 colours of light are mixed together