Grade 1 · Science
Connect sounds with vibrations
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Example & extra help
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A speaker cone moves back and forth as music plays. Which process is observed?
- plant growth
- vibration
- melting
- a change of color
See the answer & why
vibration
The cone’s back-and-forth motion moves surrounding air.
A little hint: A vibration is a repeated back-and-forth motion.
A vibration is a repeated back-and-forth motion.
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