p4 Flashcards
waves
1
Q
what do waves do?
A
they transfer energy and information without transferring matter
2
Q
what does the term frequency mean when applied to waves?
A
The number of waves passing a particular point per second
3
Q
what does the term wavelength mean?
A
The distance between two peaks or troughs
4
Q
what does the term amplitude mean when applied to waves?
A
The time between the centre line and the peak or the trough
5
Q
what does it mean by period
A
The time it takes for one complete oscillation
6
Q
what is the time wave velocity mean?
A
The speed of the wave is travelling
