Across
- 3. A transparent object used to converge or diverge light.
- 5. A mirror or lens that curves inward like a cave.
- 6. Bending of light when it passes from one medium to another.
- 8. The process by which green plants make food using sunlight.
- 11. Removal of waste products from the body.
- 12. Loss of electrons or gain of oxygen in a reaction.
- 14. Loss of water from plant leaves through stomata.
- 15. A reaction where one substance breaks into two or more.
Down
- 1. The point where parallel rays meet after reflection/refraction.
- 2. A chemical equation where atoms are equal on both sides.
- 4. An insoluble solid formed during a reaction in solution.
- 7. The process of breaking down food into simpler forms.
- 9. Substances that undergo a chemical change.
- 10. Breakdown of food to release energy.
- 13. A smooth surface that reflects light.