describing waves

Define amplitude

the distance from the undisturbed position to a peak or trough

Symbol for amplitude

A

Unit for amplitude

meters

Define wavelength

the distance from a point on one wave to the same point on the next wave

Symbol for wavelength

λ

Units for wavelength

metres

Define frequency

the number of waves passing a point per second

Symbol for frequency

f

Units for frequency

Hertz

Define time period

the time taken for a wave to pass a point

Symbol for time period

t

units for time period

seconds