Quiz on Sound and Waves

Sound is a form of energy that is produced by:

• Reflection of light

• Vibrating bodies

• Chemical reactions

• Moving objects

The term used to describe the height of a sound wave is:

• Frequency

• Wavelength

• Amplitude

• Time period

The number of vibrations per second is called:

• Wavelength

• Frequency

• Amplitude

• Time period

Which of the following describes the distance between two consecutive crests of a sound wave?

• Amplitude

• Frequency

• Wavelength

• Time period

What is the time taken for one complete vibration called?

• Frequency

• Amplitude

• Wavelength

• Time period

Sounds that are pleasant to the ear are called:

• Noise

• Music

• Echo

• SONAR

Sounds that are unpleasant to the ear are called:

• Echo

• Music

• Noise

• Frequency

The loudness of a sound depends on its:

• Amplitude

• Wavelength

• Frequency

• Time period

The pitch of a sound depends on its:

• Wavelength

• Amplitude

• Frequency

• Reflection

The quality or timbre of a sound allows us to distinguish between:

• Loud and soft sounds

• High-pitched and low-pitched sounds

• Two different sources of sound

• Echo and reflection