Across
- 2. curved inwards; it is the opposite to convex
- 3. the material will allow light to pass through it but objects on the other side will not be clearly seen
- 4. to bend or throw back waves of light, sound, or heat
- 6. take to take in or to swallow up
- 9. colors a set of colors that cannot be created by mixing other colors together
- 11. reflection occurs when light is reflected in various directions as it hits a surface.
- 12. a refraction happens when light changes direction, or bends, when it moves from one material to another
Down
- 1. curved outwards; it is the opposite to concave
- 3. to pass, transfer, or convey from one person or place to another
- 5. light completely passes through it, and you can see clearly through it
- 7. not letting light pass or go through
- 8. reflection the angle of reflection of the light is equal to the angle of incidence and on the opposite side of the normal to the point of incidence; reflection from a polished surface
- 10. light a combination of all colors in the color spectrum