Sound ↔, A form of energy made by vibrations traveling through a medium, Vibration, Back-and-forth movement that creates sound, Source of sound, The object that is vibrating (e.g., drum, vocal cords), Decibel, Unit used to measure how loud a sound is, Decibel Meter, A tool used to measure sound levels, Quiet Sound, Low decibel level (e.g., whisper ~30 dB), Loud Sound, High decibel level (e.g., traffic ~80 dB), Recording Sound, Writing down or saving measured sound levels, Accurate measurement, Carefully using tools and recording correct data, Example of vibration, A guitar string moving after being plucked
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Science Week 2
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