KS3 - Ks3 Science - Sound 01 Solution - MCQGeeks.com

Q.1.

How will a thin string on a violin vibrate compared to a thick string?

0%
It will vibrate with a greater amplitude
0%
It will vibrate with a greater frequency
0%
It will vibrate with a smaller amplitude
100%
It will vibrate with a smaller frequency

Q.2.

Older people can't hear .......

0%
Any better or worse than younger people
100%
High pitched sounds as well as younger people
0%
Low frequency sounds as well as younger people
0%
Low pitched sounds as well as younger people

Q.3.

A large amplitude of vibration produces .......

0%
High pitched sound
100%
Loud sounds
0%
Low pitched sounds
0%
Quiet sounds

Q.4.

A loudspeaker changes .......

0%
Electrical energy to sound energy
100%
Potential energy to sound energy
0%
Sound energy to electrical energy
0%
Sound energy to potential energy

Q.5.

Sounds which have a very high frequency are called .......

100%
Decibels
0%
Infra sound
0%
Resonance
0%
Ultrasound

Q.6.

Frequency is measured in .......

100%
Hertz
0%
Metres
0%
Ohms
0%
Volts

Q.7.

Sounds cannot travel through .......

0%
A gas
0%
A liquid
0%
A solid
100%
A vacuum

Q.8.

How will tightening a guitar string change its vibration?

0%
It will vibrate with a greater amplitude
0%
It will vibrate with a greater frequency
100%
It will vibrate with a smaller amplitude
0%
It will vibrate with a smaller frequency

Q.9.

A high frequency of vibrations produces .......

100%
High pitched sounds
0%
Loud sounds
0%
Low pitched sounds
0%
Quiet sounds

Q.10.

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

0%
Changes the amplitude
100%
Decreases frequency
0%
Decreases pitch
0%
Increases frequency