GCSE Questions - Waves

Q6.The diagram shows a ripple tank that a student used to investigate water waves.

(a) The student adjusted the speed of the motor so that the bar hit the water more times each second. What happened to the frequency of the waves produced?

[1 mark]

(b) Describe how the frequency of the water waves in the ripple tank can be measured.

[4 marks]

(c) The student measured the frequency of the water waves as 5.0 hertz.

Calculate the period of the water waves.

[3 marks]

(Total 8 marks)