Download - Sound%20 Power Point[1]
Transcript
Sound
• A vibration or wave of air molecules caused by the motion of an object.
Vibration
• When objects move and the air molecules around the object are disturbed.
Sound Waves
• A wave that transmits sound, that can travel through solids, liquids, and gases.
Frequency
• The rate of vibration of a sound wave
Tuning Fork
• A tool that helps visualize how air molecules might look.