Across
- 5. Wave – a wave that carries energy through space, like light.
- 6. – a dark area where light is blocked.
- 10. Lens – a lens that bends light inward.
- 11. – lets some light pass through.
- 13. Lens – a lens that spreads light outward.
- 14. Ray – a straight path of light.
- 16. – does not let light pass through.
- 17. – light waves vibrating in one direction.
- 18. – lets most light pass through clearly.
- 20. Point – the point where light rays meet.
Down
- 1. Mirror – a mirror that curves outward and spreads light.
- 2. Reflection – smooth reflection where light bounces in one direction.
- 3. Mirror – a mirror that curves inward and focuses light.
- 4. – splitting light into colors.
- 7. – a tiny particle of light energy.
- 8. – bending/spreading of waves around edges.
- 9. – light bouncing off a surface.
- 12. Spectrum – the full range of all types of light energy.
- 15. Reflection – rough reflection where light scatters many ways.
- 19. – bending of light when it changes materials.