Across
- 4. / _________________ have a certain color because they can absorb only certain wavelengths of visible spectrum.
- 7. / A lens is any _________________ material that causes light to converge or diverge.
- 9. / ____________ in byour eyes are received for tiny visble light waves.
- 10. / Different types of _____________ are used to block certain colors of light.
Down
- 1. / Based on the _________ of the surface it can be three types of mirrors.
- 2. / Visible light corresponds to a wavelength ___________ of 400-700 nm.
- 3. / Bouncing back of light is called ________________.
- 5. / The type of ____________ the light strikes determines the kind of reflection formed.
- 6. / The white light is a mixture of the colors of the visible _______________.
- 8. / As object gets hotter they radiate energy dominanted by ______________ wavelength.