Question | Answer |
Concave | A lens that is THIN in the middle and thick at the edges. It makes objects look SMALLER. |
Reflect | Bouncing of a wave or ray off of a surface, changing its direction. |
Opaque | Something that prevents light from passing through. |
Convex | A lens that is THICK in the middle and thin at the edges. It makes objects look BIGGER. |
Transparent | Something that allows light to pass through it clearly. |
Refraction | The bending of light. |
Translucent | Something that allows SOME, but NOT ALL light to pass through. |
Image | Any picture of an object made by a mirror or lens. |
Bioluminescence | The ability of living things to produce light. |
How are light rays reflected? | Light rays are reflected in STRAIGHT lines. |
Light makes it possible to ____. | See |
When light passes from one form of matter to another (liquid, solid, gas), what happens? | The SPEED changes and causes the light to BEND or retract. |
Name three facts about Light Waves. | Light Waves....
1. CAN travel through matter (liquid, solid, gas)
2. CAN be absorbed
3 ARE a form of energy. |
Some animals can produce light by ____. | Chemical reactions (examples are fireflies & some fish) |