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SOUND REVISION TEST

Authored by Priyadarshini Biswal

Science

6th - 8th Grade

Used 11+ times

SOUND REVISION TEST
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15 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Humans can hear sound in the range of-

20-2000 Hz

2 kHz- 20 Khz

20- 20,000 Hz

200-20000 Hz

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Vibration is also known as-

Vibratory motion

Translatory Motion

Oscillatory Motion

None of the Above

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sound is produced by?

Vibrating and non-vibrating Objects

Non - Vibrating Objects

Sound has no relation with vibration

Vibrating objects only

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An Ultrasound Frequency works at a frequency -

Higher than 20,000 Hz

Lower than 20 Hz

Lower than 20,000 Hz

None of the Above

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Loudness is measured in ?

Hertz

Seconds

Noise

Decibel

6.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Pitch of a sound is determined by its ?

Frequency

Amplitude

Speed

Loudness

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A pendulum oscillates 20 times in 4 seconds. Find its time period.

5 sec

0.001 sec

0.2 sec

0.1 sec

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