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Why does a straw...?
Weekly vocabulary words
Term | Definition |
---|---|
absorb | to soak up or take in |
distorts | to change how something appears, making it look unclear |
electromagnetic wave | a form of energy that can move through the vacuum of space (radiation) |
focus | to make an image clearer by making spread-out light rays come together at a point |
lens | a curved piece of clear glass or plastic that makes an object look bigger or more in focus |
microwave | an electromagnetic wave that is used to transmit cell phone reception, antennas, cooking, cameras, and radars |
ozone | Protective layer in atmosphere that shields earth from UV radiation |
reflect | The bouncing of light off a surface |
scatter | reflection of light in all directions |
thermal | Heat energy |
ultraviolet wave | The types of electromagnetic waves that are responsible for sunburn and skin cancer |