Across
- 4. Occurs when light bounces back from a surface that it cannot pass through
- 7. Matter that transmits light without scattering it
- 9. When waves spread out as they travel around obstacles or through openings in obstacles
Down
- 1. Occurs when light bumps into tiny particles of matter and spreads out in all directions
- 2. Matter that transmits light but scatters the light as it passes through
- 3. Occurs when light passes through matter (Can also be scattered)
- 5. Light transferring its energy to matter rather than being reflected or transmitted by matter
- 6. When waves bend as they enter a new angle and start traveling at a different speed
- 8. Matter that does not let any light pass through it