Across
- 2. An object that releases or emits light is...
- 3. lens that curves inwards
- 4. What light does when it hits a mirror
- 5. Instrument used to measure temperature
- 8. Heat transfer through a liquid or a gas
- 9. Rays of light do cross when producing this imaging
- 11. Rays of light do not cross when producing this type of image(7,5)
- 12. Substance that allows heat to flow
- 14. lens that bulges out wards
- 15. The part of the eye where an image forms
Down
- 1. Light is a form of energy called _________ radiation
- 6. A measure of how easily light passes through a material is called its ____ index
- 7. Bending if light
- 10. Heat transfer can occur through a vacuum
- 13. Energy that enables us to see