Notes
Hearing and Sound - created from Mind Map
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What is Sound?
How does Sound Travel?
How is Sound Produced?
How and what do we Hear?
Vibrations
Pitch
Loudness
Higher or lower sounds
Frequency
Rarefaction
Hertz (dB)
Larger the vibrations, larger the sound
Energy passed through materials
Liquids
Solids
Gas
Layers of air between molecules
Compression
Rarefactions
Sound produced vibrations/vibrations produces sounds
String Instruments
Sound and glass
Tuning fork
Longitudinal Waves
Transverse Waves
Pleasant
Unpleasant
Ears
For entertainment
Peaceful
Music
Melody
Danger
Sirens
Alarms
Police
Ambulance
Safety
Humans
Animals
Anvil
Stirrup
Ear drum
Hammer
Ear canal
Information
- Description
- Grade 3 Science and Technology Note on Hearing and Sound - created from Mind Map, created by W We on 13/04/2020.
- Created by
- W We · Apr 2020
- Updated
- Apr 13, 2020
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- Created by W We · Apr 13, 2020
- Copied to Note by W We · Apr 13, 2020
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