U2 definition Flashcards
1
Q
Transverse wave
A
oscillation perpendicular to the direction of wave travel
2
Q
Longitudinal wave
A
oscillation parallel to the direction of wave travel
3
Q
Superposition / Interference
A
when two or more waves meet, the resultant displacement is the sum of the individual displacement
4
Q
Diffraction
A
spreading of waves as they pass through a gap
5
Q
Refraction
A
change of the direction due to change in speed
6
Q
Plane polarised light
A
vibration/oscillation in one direction perpendicular to the direction of wave travel
7
Q
Unpolarised light
A
vibration/oscillation in all direction perpendicular to the direction of wave travel
8
Q
Plane of polarisation
A
