sound characteristics

A sound wave requires a ________.

• Motion

• Medium

• Vacuum

• Car

Sound waves are _______________

• Transverse waves
• Longitudinal waves
• Circular waves
• Seismic waves

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

The hearing range of human ear is _____.

• 20 Hz to 20,000 Hz

• Less than 20 Hz

• More than 20,000 Hz

• 20 Hz to 25,000 Hz

The pitch of sound depends on _____.

• Frequency

• Amplitude

• Both of these

• None of these

Noise pollution is harmful for _____.

• Human

• Donkey

• Bird

• All

Sound cannot travel through______.

Sound is kind of _____.

• Work

• Energy

• Force

• Waste

Sounds which are unpleasant to the ear is called ______.

A sound which is pleasant to ears is called ______.

In which medium sound travels fastest _____.

• Solids

• Liquids

• Gases

• Vaccum