CBSE Class 8 Science Sound MCQs

Refer to CBSE Class 8 Science Sound MCQs provided below. CBSE Class 8 Science MCQs with answers available in Pdf for free download. The MCQ Questions for Class 8 Science with answers have been prepared as per the latest syllabus, CBSE books and examination pattern suggested in Class 8 by CBSE, NCERT and KVS. Multiple Choice Questions for Chapter 13 Sound are an important part of exams for Class 8 Science and if practiced properly can help you to get higher marks. Refer to more Chapter-wise MCQs for CBSE Class 8 Science and also download more latest study material for all subjects

MCQ for Class 8 Science Chapter 13 Sound

Class 8 Science students should refer to the following multiple-choice questions with answers for Chapter 13 Sound in Class 8. These MCQ questions with answers for Class 8 Science will come in exams and help you to score good marks

Chapter 13 Sound MCQ Questions Class 8 Science with Answers

 

Chapter 13

SOUND

Question. Sound is produced by

a) Non-Vibrating objects only

b) Vibrating and non- vibrating objects

c) Vibration has no relation to sound

d) Vibrating objects only

Answer: D

 

Question. Sound cannot travel through

a) vacuum

b) air

c) water

d) solids

Answer: A

 

Question.  Vibration is also known as

a) Vibratory motion

b) Translatory motion

c) Oscillatory motion

d)  None of these

Answer: C

 

Question. Frequency is expressed in

a) Kilometer

b) Hertz

c) gram

d) Degree centigrade

Answer: B

 

Question. The number of oscillations per second is called

a) Amplitude of oscillation

b) Pitch of oscillation

c) Frequency of oscillation

d) None of the above

Answer: C

 

Question. Above _____ dB the sound becomes physically painful

a) 60

b) 40

c) 120

d) 80

Answer: D

 

Question. When the amplitude of vibration is large, sound produced is

a)  No sound

b) feeble

c) loud

d) No relation between amplitude and sound

Answer: C

 

Question. Human can hear sound in the range of

a) 200-2000 Hz

b) 20-20,000 Hz

c)  2-20000 Hz

d) 2000-200000 Hz

Answer: B

 

Question. An ultrasound equipment works at frequency

a) Higher than 20,000 Hz

b) Higher than 10,000 Hz

c) Lower than 20,000 Hz

d) Lower than 10,000 Hz

Answer: A

 

Question. Voice of man is heavy compared to a woman because

a) Female vocal cord is longer

b) Male vocal cord is shorter

c) Male vocal cord is longer

d) The concept is not related

Answer: C

 

Question: Noise pollution is harmful for

a) All

b) Human

c) Cat

d) Bird

Answer: A

 

Question: Sound propagates maximum in

a) Solid

b) Gas

c) Liquid

d) All

Answer: A

 

Question: Voice box or larynx of human process

a) Sound

b) Wind

c) Loudness

d) None of the options

Answer: A

 

Question: To an fro motion of an object is called

a) Vibration

b) Waves

c) Amplitude

d) All of these

Answer: A

 

Question: Sound is kind of

a) Energy

b) Work

c) Force

d) None of the options

Answer: A

 

Question: The pitch of sound depends on

a) Frequency

b) Amplitude

c) Frequency and amplitude

d) None of the options

Answer: A

 

Question: Large amplitude of sound vibrations will produce:

a) Loud sound

b) Meak sound

c) Slow sound

d) Sheark

Answer: A

 

Question: The voice box is called:

a) Larynx

b) Stomach

c) Heart

d) Mouth

Answer: A

 

Question: The hearing range of human ear is

a) 20 hz to 20,000 hz

b) Less than 20 hz

c) More than 20,000 hz

d) 20 hz to 25,000 hz

Answer: A

 

Question: Eardrum is a part of

a) Hearing organ

b) Sound producing organ

c) Skeletal system

d) Reproductive organ

Answer: A

 

Question. An Object Is Vibrating At 50 Hz. What Is Its Time Period?
(a) 0.02 s
(b) 2 s
(c) 0.2 s
(d) 20 s

Answer : A

Question. Consider The Following Statements And Choose The Correct One:
(a) The pitch of a sound depends on the frequency of vibration.
(b) If the frequency of vibration is low, the sound produced has a low pitch.
(c) If the frequency of vibration is high, the sound produced has a high pitch.
(d) All the above.

Answer : D

Question. The pitch of sound depends on
(a) frequency
(b) amplitude
(c) both of these
(d) none of these

Answer : A

Question. When the amplitude is small, the sound produced is:
(a) loud
(b) feeble
(c) low pitched
(d) none of these

Answer : B

Quesiton. Large amplitude of sound vibrations will produce:
(a) loud sound
(b) slow sound
(c) meak sound
(d) shreak

Answer : A

Question. Sound waves do not travel through
(a) solids
(b) gases
(c) liquids
(d) vacuum

Answer : D

Question. In sitar sound Is produced by:
(a) beating
(b) rubbing
(c) blowing
(d) plucking

Answer : A

Question. A shehnai produces sound from:
(a) vibrating strings
(b) vibrating membrane
(c) vibrating air column
(d) none of these

Answer : C

Question. Sound:
(a) can travel through vacuum
(b) cannot travel through vacuum
(c) sound can sometimes travel through
(d) none of these vacuum

Answer : B

Question. The Loudness Of Sound Is Determined By Its:
(a) Amplitude of vibration
(b) Ratio of amplitude and frequency of vibration
(c) Frequency of vibration
(d) Product of amplitude and frequency of vibration

Answer : A

 

Chapter 01 Crop Production and Management
CBSE Class 8 Science Crop Production and Management MCQs
Chapter 02 Microorganisms Friend or Foe
CBSE Class 8 Science Microorganisms Friend or Foe MCQs
Chapter 03 Synthetic Fibres and Plastics
CBSE Class 8 Science Synthetic Fibre and Plastics MCQs
Chapter 04 Materials Metals and Non Metals
CBSE Class 8 Science Materials Metals and Non Metals MCQs
Chapter 05 Coal and Petroleum
CBSE Class 8 Science Coal and Petroleum MCQs
Chapter 06 Combustion and Flame
CBSE Class 8 Science Combustion and Flame MCQs
Chapter 07 Conservation of Plants and Animals
CBSE Class 8 Science Conservation of Plants and Animals MCQs
Chapter 08 Cell Structure and Functions
CBSE Class 8 Science Cell Structure and Functions MCQs
Chapter 09 Reproduction in Animals
CBSE Class 8 Science Reproduction in Animals MCQs
Chapter 10 Reaching the Age of Adolescence
CBSE Class 8 Science Reaching The Age of Adolescence MCQs
Chapter 11 Force and Pressure
CBSE Class 8 Science Force and Pressure MCQs
Chapter 14 Chemical Effects of Electric Current
CBSE Class 8 Science Chemical Effect of Electric Current MCQs
Chapter 15 Some Natural Phenomena
CBSE Class 8 Science Some Natural Phenomena MCQs
Chapter 17 Stars and The Solar System
CBSE Class 8 Science Stars and Solar System MCQs
Chapter 18 Pollution of Air and Water
CBSE Class 8 Science Pollution of Air and Water MCQs

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