progressive waves Flashcards
1
Q
what are waves?
A
they transfer energy from one point to another without transferring matter
2
Q
what is frequency?
A
the number of oscillations per second
3
Q
What is the frequency equation?
A
Frequency=Number of oscillations/time (1/period)
4
Q
what is the unit representing frequency?
A
Hertz (Hz)
5
Q
What is the periodic time of a wave?
A
The time taken to complete one oscillation
6
Q
What is an amplitude?
A
the largest distance that a point of a wave moves from it’s rest position
7
Q
What is a wavelength?
A
The distance between two adjacent wavefronts
8
Q
What are amplitudes and wavelengths measured in?
A
metres
