wave characteristics Flashcards
1
Q
what is the crest of the wave
A
the highest point
2
Q
what is the trough of the wave
A
the lowest point
3
Q
what is the amplitude of a wave
A
the highest spot where particles are displaced
4
Q
what is wavelngth
A
the distance between two identical points on a wave
5
Q
what is a wave period and its variable
A
the time it takes to reach the same point, T
6
Q
What is the equation for frequency and units
A
frequency= 1/period f=1/t and the unit is Hz
7
Q
Wave speed equation and units
A
Wave speed= frequency x wavelength / v=fx / unit is m/s
8
Q
when does wave speed change
A
when a wave passes through a different medium
9
Q
speed of light?
A
3E8
