Across
- 5. The main color associated with Saint Patrick’s Day.
- 6. Special cells in the retina that detect different wavelengths of light.
- 7. The part of the eye that contains light-sensitive cells.
- 8. Helps explain why we see the color green.
- 9. Formed when sunlight passes through water droplets or a prism.
- 12. The chemical in plants that makes them appear green.
- 14. The spectrum that includes visible light, radio waves, and X-rays.
- 15. What we see when light reflects off objects.
- 16. An organism that uses chlorophyll to capture sunlight.
- 17. A word used to describe Ireland’s lush green landscape.
Down
- 1. The three-leaf plant Saint Patrick used to explain a religious idea.
- 2. The distance between two peaks in a light wave.
- 3. Patron saint of Ireland celebrated on March 17.
- 4. What chlorophyll does to most colors of light except green.
- 8. All the different types of light energy, including visible light.
- 9. The process that makes green light bounce off leaves to our eyes.
- 10. Known as the Emerald Isle, the home of Saint Patrick.
- 11. The reason we can see colors around us.
- 13. A practice or custom passed down through generations.
- 15. A system of traditions, like wearing green for Saint Patrick’s Day.
