Learn Anytime
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How We Hear Sound a series of slides explaining how sound travels
Sound Wave Frequency drag slider to change frequency of sound waves change visually and hear at same time
2 slides showing how echoes are created in air and water
Echoes in use
Compare how sound travels in the daytime and at night
Diffraction showing why you can hear people before seeing them
Diffraction Slider animation showing how sound waves shorten depending upon gap travelling through
Sound Wave a simple animation showing how sound travels through air
Sound Wave Ripple Effect an animation showing ripple effect of sound travelling outwards from a source
Bat Sound the first part shows how bats use sound to 'see'
Explaining why bottles filled with different amounts of liquid give off different sounds when struck
How Sound Reaches You explaining how sound travels through air water and wood but not a vacuum
Lightening Strike an activity which shows the delay between lightning and the sound of thunder
Types of Sound a simple activity showing how sounds are made when objects vibrate
Set of slides on 'Sources of Sound' each considers how these aspects of sound are used in the world
Set of slides on 'Loudness' each considers how these aspects of sound are used in the world
Set of slides on 'Pitch' each considers how these aspects of sound are used in the world
Sources of Sound Module explanation of how we hear sound
Loudness Module explanation of loudness quietness and amplitude
Pitch Module explanation of pitch frequency and amplitude
Click the shake buttons to hear differences in sound of a number of instruments
Changing Sounds tests performed with a guitar drum and a bottle notice changes in pitch of the sound
What's that Noise? listen to the of sound made by an animal choose from alternatives which it was
Get an Earful an activity of matching sounds with objects jobs and sports
Listen to the Sounds match each of the 3 pictures the sound was made by
Click the Sort Sounds button and sort the instruments into how sound a sound they make
Click on the Sort Sounds button to sort instruments into categories based on loudness and pitch
Click on the Quiz button for a 10 question quiz marked online
Click on the Quiz button for the Changing Sounds Quiz a series of questions which tests your understanding of the science
Sources of Sound Questions a series of questions which tests your understanding of the science
Loudness Questions a series of questions which tests your understanding of the science
Pitch Questions a series of questions which tests your understanding of the science
