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Why does a straw...?

Weekly vocabulary words

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
Created by: KennethMelton