Unit 6 Practice Assessment

Front

What is a disturbance that travels through a medium as a longitudinal wave?

Back

Sound

Front

What happens to the sound of a fork tapping on a drinking glass when water is added?

Back

Sound travels faster in water than through the air.

Front

What is the model that represents a sound wave?

Back

A sound wave is represented as a longitudinal wave with compressions and rarefactions.

Front

What makes certain objects have a higher pitch than others?

Back

Objects have a higher pitch because they can vibrate more quickly. These objects tend to be smaller in size.

Front

How is sound transmitted?

Back

Sound is transmitted in the form of waves.

Front

What is the definition of sound?

Back

Sound is a type of energy made by vibrations.

Front

What is pitch?

Back

Pitch is how high or low a sound is.

Front

What is frequency in relation to sound?

Back

Frequency is the number of vibrations per second, which determines the pitch of the sound.

Front

What is the relationship between the size of an object and its pitch?

Back

Smaller objects tend to vibrate faster and produce higher pitches.

Front

What is a medium in the context of sound?

Back

A medium is a substance through which sound waves travel, such as air, water, or solids.