waves notes
DESCRIPTION
PowerPointTRANSCRIPT
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Waves can look like this.
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..or this.
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..or this.
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..or even this.
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But dont forget these.
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A wave is a disturbance that transfers energy from one place to another.A medium is the material through which a wave travels.
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Light waves can transfer energy from the sun through space because they dont need a medium to travel through (electromagnetic waves).
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