Sound and Vacuum MCQs Quiz Worksheet PDF Download

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MCQs on Sound and Vacuum Quiz PDF Download

MCQ: We cannot hear alarm of a clock if there is

  1. vacuum in the jar
  2. air in the jar
  3. liquid in the jar
  4. solid in the jar

A

MCQ: Sound can travel through air because

  1. air has pressure
  2. air has humidity
  3. air has particles
  4. air has temperature

C

MCQ: An example to demonstrate effect of sound in vacuum is

  1. vacuum bell jar
  2. simple bell jar
  3. air pump and ring
  4. air pump and clock

A

MCQ: Sound cannot travel in vacuum because

  1. there is no pressure in vacuum
  2. there is no air in vacuum
  3. there is no humidity in vacuum
  4. there are no particle in vacuum

D

MCQ: We can hear voice of alarm clock when there is

  1. vacuum in the jar
  2. air in the jar
  3. liquid in the jar
  4. space in the jar

B