Waves Flashcards
1
Q
Waves transfer energy in
A
The direction they are travelling
2
Q
Amplitude is
A
The maximum displacement
3
Q
The wavelength is
A
The distance between the same point on two adjacent waves
4
Q
Frequency is
A
The number of complete waves passing a certain point per second
5
Q
All waves are
A
Either transverse or longitudinal
6
Q
Transverse waves
A
Have sideways vibrations
7
Q
Longitudinal waves
A
Have parallel vibrations
8
Q
How to measure the speed of sound
A
Oscilloscope
9
Q
How to measure the speed of ripples
A
Use a ripple tank a lamp and a screen
10
Q
All waves can be
A
Absorbed, transmitted or reflected
11
Q
Refraction is
A
Waves changing direction at a boundary
12
Q
How to investigate refraction
A
Use transparent materials such as a glass block
13
Q
Different material
A
Reflect light by different amounts
