Sagot :
Answer ⤵️
1.WAVE
It is a disturbance in space.
2.CREST
It is the highest point in a wave.
3.TROUGH
It is the lowest point in a wave.
4.AMPLITUDE
variable is a measure of its change in a single period.
5.WAVELENGTH
It is the distance between two successive identical parts ofa wave.
6.FREQUENCY
It refers to the number of waves produced in one second.
7.RANGE
It refers to the extent or the limits between which variationis possible.