Question text
27 The graph shows how the height of a water wave varies with distance along the wave. 8 height / mm 6 4 2 0 –2 2 4 6 8 10 12 14 16 –4 distance / cm –6 –8 Which graph shows a wave with twice the amplitude, half the frequency, and the same speed? 8 height / mm 6 4 2 A 0 –2 2 4 6 8 10 12 14 16 –4 distance / cm –6 –8 8 height / mm 6 4 2 B 0 –2 2 4 6 8 10 12 14 16 –4 distance / cm –6 –8 8 height / mm 6 4 2 C 0 –2 2 4 6 8 10 12 14 16 –4 distance / cm –6 –8 8 height / mm 6 4 2 D 0 –2 2 4 6 8 10 12 14 16 –4 distance / cm –6 –8
27 The graph shows how the height of a water wave varies with distance along the wave.
8
height / mm 6
4
2
0
–2 2 4 6 8 10 12 14 16
–4
distance / cm
–6
–8
Which graph shows a wave with twice the amplitude, half the frequency, and the same speed?
8
height / mm 6
4
2
A
0
–2 2 4 6 8 10 12 14 16
–4
distance / cm
–6
–8
8
height / mm 6
4
2
B
0
–2 2 4 6 8 10 12 14 16
–4
distance / cm
–6
–8
8
height / mm 6
4
2
C
0
–2 2 4 6 8 10 12 14 16
–4
distance / cm
–6
–8
8
height / mm 6
4
2
D
0
–2 2 4 6 8 10 12 14 16
–4
distance / cm
–6
–8
Select your answer: