Pearson Edexcel International GCSE (9–1) · PHYSICS · Section
What are wavefronts?
19 practice questions
Practice questions
1–8 of 8 · Normal
Question 1
2 marks · Normal
Answer and see the solution →State what is meant by a wavefront and explain how it relates to the vibrations of a wave.
Question 2
1 mark · Normal
Answer and check →Which of the following statements is correct for a transverse wave?
- A.The vibrations are parallel to the direction of energy transfer.
- B.The vibrations are perpendicular to the direction of energy transfer.
- C.There are no vibrations in the wave.
- D.The frequency is measured in metres.
Question 3
4 marks · Normal
Answer and see the solution →The diagram below shows two types of waves on springs.
(a)[2 marks]Wave A and Wave B on springs Label which wave (A or B) is transverse and which is longitudinal.
(b)[2 marks]Explain your answer referring to the movement of the coils relative to the direction of energy transfer.
Question 4
3 marks · Normal
Answer and see the solution →A wave source produces 8 complete waves every second. Each wave has a wavelength of 0.25 m.
(a)[1 mark]State the frequency of the wave.
(b)[2 marks]Calculate the time period of the wave.
Question 5
3 marks · Normal
Answer and see the solution →The diagram shows a wave travelling along a rope.
A transverse wave on a rope (a)[2 marks]Mark and label the amplitude (A) and the wavelength (λ) on the diagram.
(b)[1 mark]State what is meant by amplitude.
Question 6
2 marks · Normal
Answer and see the solution →Describe how the particles in a spring vibrate when a longitudinal wave passes through it. Include reference to the direction of energy transfer.
Question 7
3 marks · Normal
Answer and see the solution →A sound wave has a frequency of 400 Hz. Calculate the period of one vibration.
Question 8
2 marks · Normal
Answer and see the solution →Explain how you could identify points on a spring that are on the same wavefront.