Waves
Sound
Electromagnetic Spectrum
100

The highest point of a wave

What is the crest?

100

Soundwaves with frequencies below 20 Hz

What are infrasonic?

100

This is emitted by accelerating electric charges

What is light?

200

This is not transferred by matter when it moves through the medium

What is energy?

200

Soundwaves with frequencies above 20,000 Hz

What is ultrasonic?

200

The lowest frequency of light that is visible to human eyes

What is red?

300

This term refers to the distance from the midpoint to the crest or trough of a wave

What is amplitude?

300

These animals can hear over 100,000 Hz.

What are Bats?

300

Waves with frequencies under red of visible light 

What are infrared?

400

The speed of the wave depends on this which it travels through

What is the medium?

400

This occurs when the closer an object is to a person the higher the frequency of the sound wave is

What is the Doppler Effect?

400

These types of electromagnetic waves of frequencies higher than those of violet

What is ultraviolet?

500

The ______ of the vibrating source is equal to ______ of the wave it produces

What is the frequency?

500

This occurs when a wave source moves faster than the wave it produces

What is a bow wave?

500

These are the highest range of frequency on the Electromagnetic spectrum?

What are gamma rays?

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