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Sound Visualisation

Goal: to visualise sound using a laser.

Materials and Equipment:
Enormous Balloon
Laser
Fragments of mirror
A speaker
Wall nearby
Plastic bucket
Tape

Method:
Stretch the balloon and use it to cover the opening of the bucket.
Glue the piece of the mirror onto the balloon.
Place the speaker underneath the bucket.
Position the laser in a place where it reflects off the mirror onto a wall.
Activate the speaker and patterns will be seen on the wall.

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Physics Pathfinders

Auckland, New Zealand

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