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CAN SOUND MAKE THINGS MOVE?

Science Masterpiece

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Sound

  • Sound is the result of vibrations that travel through the air in waves.
  • The sound wave bumps into the air molecules around it, until it reaches our eardrum, and we hear the sound.

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Vocabulary

  • Eardrum – a thin, tightly stretched piece of tissue in the ear that vibrates when sound waves hit it.
  • Energy – power that can make things move
  • Sound – anything that can be heard
  • Sound waves – waves that form when a sound is made, moving through the air and carrying the sound to your ears
  • Vibrate – to move with fast, short, back and forth motions
  • Vibration – the movement produced from vibrating

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Experiment Time

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CONCLUSION

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Cool Sound Video

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  • What does a wave look like?
  • Where have you seen waves?
  • What do you feel when you hit the tuning fork?
  • What kind of sound does a tuning fork make?
  • Why do you think loud sounds can hurt our ears?

QUESTIONS