The Doppler Effect

Front

Long sound waves are...

Back

low pitched

Front

Short sound waves are...

Back

high pitched

Front

When the car moves AWAY from you, its horn seems...

Back

Low pitched

Front

When an ambulance moves TOWARD you, it sounds ________ pitched.

Back

high

Front

The Doppler effect is seen when a wave-making source moves toward an observer.

Back

True

Front

The Doppler effect occurs when an observer moves towards a wave-making source.

Back

True

Front

The Doppler effect occurs when an observer moves away from a wave-making source.

Back

True

Front

What can you tell about this object's motion?

Back

Moving to the East (right).

Front

When a car moves towards you, the sound of its horn seems relatively...

Back

High pitched

Front

What direction is this object moving? Options: left, right, up, down

Back

right