| waves 1 | waves 2 |
|---|---|
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what is a wave?
a disturbance that transfers energy from place to place
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what is an example of a wave that doesn't need a medium to travel through?
the light from the sun
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what are two types of waves?
transverse and longitudinal
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what cause waves to start?
when a source of energy causes a medium to vibrate
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what do waves travel through?
a medium
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the _________ is the high part of a transverse wave and the _________ is the low part of a transverse wave
crest, trough
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what are mediums made of?
gases, liquids and solids
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how does a longitudinal wave move?
it moves the medium the way the wave travels
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require what a a medium to travel through
mechanical waves
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T or F? rarefractions are the close parts of a longitudinal wave
false
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