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Year 4 Unit 6: Sound Vibrations and sound - Coggle Diagram
Year 4
Unit 6: Sound
Vibrations and sound
Sound emission
clapping
blowing
bowing
knocking
plucking
description
a form of energy
produce by vibrating objects
sound travels in all directions
sound cannot travel in vacuum
a medium is needed for sound to travel
good sound reflector
smooth surface
even surface
hard surface
good sound absorber
rough surface
hollow surface
soft surface