Sound Waves

Front

What is pitch?

Back

Pitch refers to how high or low a sound seems to a person.

Front

What is sonar?

Back

Sonar is a system of detecting objects under water using reflected sound waves.

Front

What happens when a wave reflects?

Back

When a wave reflects, it bounces off the surface of a barrier.

Front

What type of wave does sound travel as?

Back

Sound travels as a longitudinal wave.

Front

What unit is used to measure sound intensity?

Back

The unit used to measure how loud or powerful a sound is, is the decibel.

Front

Define sound wave.

Back

A sound wave is a longitudinal wave that is created by vibrating objects and travels through a medium such as air, water, or solids.

Front

What is the relationship between frequency and pitch?

Back

The frequency of a sound wave determines its pitch; higher frequency results in a higher pitch.

Front

What is amplitude in sound waves?

Back

Amplitude refers to the height of the wave and is related to the loudness of the sound.

Front

What is reflection in the context of sound?

Back

Reflection is the bouncing back of sound waves when they hit a barrier.

Front

What is the difference between infrasound and ultrasound?

Back

Infrasound refers to sound waves with frequencies below the human hearing range, while ultrasound refers to sound waves with frequencies above the human hearing range.