Physics 0625 · IGCSE · General properties of waves

General properties of waves — practice question

Fig. 7.1 illustrates a light ray undergoing refraction as it moves from air into glass. The labels include ray of light, normal, air, glass, and angles marked w, x, y and z.
(a(i))[1]

State which angle w, x, y or z is the angle of refraction.

(a(ii))[1]

State another example of a transverse wave.

(b(i))[2]

On Fig. 7.2, draw three wavefronts that have passed through the gap.

(b(ii))[1]

State the name of the effect in (b)(i).

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: Angle Z

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI