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Sound. Thomas Mrs. Branin 5 th Grade. What makes sound?. V ibration- a object going back and forth Sound waves- a motion that spreads that spreads away from a vibrating objects. What makes sound. Compression- A part of a sound wave where molecules are tightly packed together
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Sound Thomas Mrs. Branin 5th Grade
What makes sound? Vibration- a object going back and forth Sound waves- a motion that spreads that spreads away from a vibrating objects
What makes sound Compression- A part of a sound wave where molecules are tightly packed together Rarefaction- the part of a sound wave where molecules are spread away from one another
What can sound go through Solids – Tabletop Liquids - water Gases- air
How sound is Produced by strings The thinner the string the faster it vibrates and produces a higher sound and a thicker string vibrates slower and produces a lower sound. The strings make a pitch