Across
- 1. absorbs light and gives off light thru a chemical reaction
- 4. when chemical occur inside a organism and it makes lifeBurner on a stove and a heating lamp
- 5. changing the shape of lens to adjust to a certain object
- 7. The highest points of a wave.
- 10. the new direction of light
- 11. a substances that light passes right through
- 14. High-energy, invisible sunlight.
- 16. The lowest points of a wave.
- 19. The line that is perpendicular to the reflecting surface where the incident ray strikes the surface
- 21. is bending of light when it travels from one medium to another
- 22. doesn't let all light pass through but lets some
- 24. the light sensitive area in the back of your eye
- 25. Model: way off thinking about light as rays
Down
- 2. All forms of light and radiation.
- 3. The ray that bounces off the surface
- 6. no light through
- 8. transferring of energy spreads out from a source
- 9. light that results from the energy released from a chemical reaction
- 12. cant see far
- 13. light that continues to shine when you remove a light source
- 15. heating something up so much that it glows
- 17. cant see up close
- 18. the process in which light strikes a surface and bounces back off that surface.
- 20. The ray that comes from a light source and strikes the surface incident ray.
- 23. the form of energy you can see