Move the points to change the frequency and amplitude of the waves. Make the waves transverse or longitudinal according to the labels.
Discover how swimming pools are designed to reduce wave interactions and help swimmers have faster times.
Discover how electromagnets in telephones turn electrical signals to sound waves that you can hear.
Find out what causes tsunamis and the extent of destruction and death caused by the 2004 South Asian tsunami.
Find out how seismic waves travel, the characteristics of different types of seismic waves, and how they cause damage.