All sounds are made of these - Vibrations, A loud sound will have a ..... amplitude - High, A quiet sound will have a ..... amplitude - Low, This measures the distance between the start of one wave and the begining of the next - Wave length, A high pitch sound will have a ..... frequency - High, A low pitch sound will have a ..... frequency - Low, Loudness is measured in... - Decibels, Frequency is measured in... - Hertz, Sound does not travel in a ... - Vacuum,

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