Chapter 13-Sound

The voice box is also called as

• Stomach

• Heart

• Larynx

• Mouth

Sound is a kind of

• Work

• Energy

• Force

• Pressure

Sound cannot travel through

• Air

• Water

• Air

• Vaccum

Sound is produced by

• Non-Vibrating objects only

• Vibrating and non-vibrating objects

• Vibration has no relation to sound

• Vibrating objects only

Frequency is expressed in

• Kilometer

• Hertz

• Gram

• Degree centigrade

The Voice of a man is heavy compared to a woman because

• The female vocal cord is longer

• The male vocal cord is shorter

• The male vocal cord is longer

• The concept is not related

The number of oscillations per second is called

• Amplitude of oscillation

• Pitch of oscillation

• Frequency of oscillation

• None of the above

Vibration is also known as

• Vibratory motion

• Translatory motion

• Oscillatory motion

• None of these

Sound can travel Through

• Gases only

• Solids only

• Liquids only

• Solids, Liquids,Gases

The Frequency determines the of a sound

• Loudness

• Pitch

• Both Loudness and Pitch

• None of These