Waves Flashcards
1
Q
Define a wave
A
It is a disturbance in motion.
2
Q
Define progressive waves
A
It’s a wave that carries energy from a point source to other points in the surroundings.
3
Q
Define stationary waves
A
Waves that’s store energy
4
Q
Define mechanical waves
A
Waves that need a medium to for propagation
5
Q
Define transverse wave
A
The vibrations are perpendicular to the motion of the wave
6
Q
Define longitudinal waves
A
The vibrations are parallel to the wave motion
7
Q
What is a pulse
A
A single disturbance.
8
Q
Give 4 examples of transverse waves
A
- S-waves
- Waves on a liquids surface
- All Electromagnetic waves
- waves produced by a shaken rope
9
Q
4 examples of longitudinal waves
A
- Sound waves
- P-waves
- Waves produced when a spring is pulled then released
- Waves produced in mechanical systems oscillating up and down
