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science vocab (sound
| Question | Answer |
|---|---|
| translucent | allow only some light to pass through |
| transparent | allowing light to pass through |
| volume | the loudness of a sound |
| pitch | how high or low a sound is |
| frequency | the number of vibrations per second |
| vibration | a back and forth movent of matter |
| refection | the bouncing of light off a surface |
| opaque | not allowing light to pass through |
| convex lens | a lens that is thicker at the center than it is at the edges |
| concave lens | a lens that is thicker at the edges than it is at the center |
| refraction | the bending of light as it moves from one material to another |