1) travels slowly a) Light Waves b) Sound Waves 2) travels the fastest a) Light Waves b) Sound Waves 3) travels in a straight line a) Light Waves b) Sound Waves 4) longitudinal waves a) Light Waves b) Sound Waves 5) MUST travel through matter a) Light Waves b) Sound Waves 6) waves move back and forth a) Light Waves b) Sound Waves 7) waves move up and down a) Light Waves b) Sound Waves 8) transverse waves a) Light Waves b) Sound Waves 9) Does NOT need to travel through matter a) Light Waves b) Sound Waves 10) vibrations a) Light Waves b) Sound Waves

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