(a)[2]
Explain why the wave illustrated in Fig. 7.1 is longitudinal.
(b)[1]
Measure the wavelength of the wave drawn in Fig. 7.1.
(c)[2]
State what the frequency of a wave means.
(d)[3]
Calculate the wave speed.
Physics 0625 · IGCSE · General properties of waves
General properties of waves — practice question
A teacher uses a long spring to show wave motion. She sends a wave along the spring’s coils. Fig. 7.1 shows the wave on the spring.