1.1. Figure 3 shows a transverse wave.

Figure 3

Which of the arrows shown in Figure 3 correspond to the waves:

Amplitude ____________

Wavelength ____________

1.2. Some students plan to investigate the properties of water waves.

Figure 4 shows the apparatus that they decide to use.

Figure 4

Describe a method that they could use to measure the speed, frequency and wavelength of the waves.

1.3. The ripple tank produces waves with a time period of 24 milliseconds.

Calculate the frequency of the waves.

Give your unit

Give your answer to 3 significant figures.