Front

What is the distance between two crests or two troughs of a wave called?

Back

Wavelength

Front

What is the correct order of the visible light spectrum starting with the longer wavelength?

Back

Red, orange, yellow, green, blue, indigo, violet

Front

A wave with a large wavelength will have a ______ frequency and _____ energy.

Back

Low frequency and low energy

Front

Which electromagnetic waves have wavelengths longer than microwaves?

Back

Radio waves

Front

Which electromagnetic waves help doctors detect broken bones inside your body?

Back

X-rays

Front

What is the frequency of a wave?

Back

The number of crests that pass a point in one second, measured in hertz (Hz).

Front

What type of electromagnetic wave is used in remote controls?

Back

Infrared waves

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second (km/s).

Front

What is the relationship between wavelength and frequency?

Back

As wavelength increases, frequency decreases, and vice versa.

Front

What are gamma rays?

Back

High-energy electromagnetic waves with very short wavelengths, used in cancer treatment.