(a(i))[1]
On Fig. 6.1, clearly show the directions in which point X moves.
(a(ii))[1]
Use Fig. 6.1 to determine the wavelength of the wave.
(a(iii))[1]
Describe what would be different in the wave pattern shown in Fig. 6.1.
(b(i))[1]
Put a tick beside any transverse wave from the list: light, sound, radio.
(b(ii))[1]
State a type of wave that is unable to travel in a vacuum.