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Chapter 14

vibration a sound wave moving back and forth
sound wave is an area crowded with moving particles
echo is a reflected sound
wavelength is the distance from the peak of one wave to the peak of the next
frequency is the number of vibrations in a given amount of time.
pitch highness or lowness of a sound
amplitude the amount of energy in a sound wave
volume loudness of a sound
static electricity the buildup of an electrical charge
discharge a fast movement of charge
circuit path along the electrical current
current electricity the flow of electrical charges
series circuit flows in the same direction
parallel circuit doesn't flow in the same direction
Created by: jerrymike