Sound and Light

Learn about amplitude,  frequency and wavelength

Change pitch and volume on a virtual oscilloscope

Wave envelopes for various sound makers

Sound waves travelling

through a solid

Sound waves travelling

through a gas

Send a sound pulse of sound though a solid

Compare the speed of sound in air, water and steel

What do you need to hear a sound?

How do you explain the brightness

and colour of light?

Understand the meaning of opaque, translucent and transparent

Explore the effect of coloured filters on coloured light

What happens when coloured objects are lit with coloured light?