Sound Waves Check TT

Sound moves in a _________.

• Transverse wave
• Longitudinal wave

Area of a longitudinal wave where particles are CLOSE together.

• Compression
• Rarefaction

An ________ is a reflected sound.

• Vibration
• Echo
• Pitch
• Volume

Sound is a form of energy produced by ______________.

• Vibrations

• Distances

• Prisms

• Forces

Sound waves travel the FASTEST through _____________.

• Gases

• Liquids

• Solids

Why do we see lightning before we hear the thunder?

• Our eyes trick us.

• Light travels faster than sound.

• they're two separate things.

________ describes how LOUD a sound is.

• Amplitude

• Frequency

A sound with a high frequency has a _____ pitch. A sound with a ____ frequency has a low pitch.

• high, low

• low, high

• medium, high

• high, medium

If you want to change the pitch of a sound, you have to change the ___

• frequency
• amplitude
• speed
• volume

What happens when you increase the amplitude of a sound?

• it makes the sound louder
• it makes the sound travel faster
• it increases the wavelength of the sound
• it increases the frequency of the sound