A Cyberphysics Page

KS3 Questions on Sound

Q10. The diagrams below show the patterns made by four sound waves on an oscilloscope screen.

They are all drawn to the same scale.

Write the letter of the sound wave that matches each of the descriptions below.

(a) a loud sound with a low pitch Q

(b) a quiet sound with a high pitch R

(c) a loud sound with a high pitch P

3 marks

Maximum 3 marks