PHYSICS FORM 2

ONLINE TESTS SERIES

SOUND

1. The diagrams represent two different sound waves.

How do the frequency and pitch of P compare with the frequency and pitch of Q?

2. The diagrams show the wave shapes of two different sounds. The scales are the same in each diagram.

How does sound 2 compare with sound 1?

3. The diagrams represent two sound waves. The scales in the two diagrams are the same

Which statement describes the waves?

4. A student claps once when standing 100 m away from a large wall.

The speed of sound in air is 330 m / s.

How long after clapping does the student hear an echo?

5. A student wishes to measure the speed of sound in air. She plans to measure the time between making a sound and hearing the echo from a cliff.

She will use the equation: speed = Distance/time

Which type of sound should she make and which distance should she use in her calculation?

6. Waveforms are shown on a cathode-ray oscilloscope for a flute and a guitar playing the same note. The oscilloscope settings are the same for both waveforms

What is the difference between the two sounds?

 7 How will tightening a guitar string change its vibration?

 8 How does decreasing the length of a guitar string change its vibration?

 9 A loudspeaker changes …….

 10 Older people can’t hear …….

Question 1 of 10