Light Waves and Electromagnetic Test

What is the bottom part of a wave called?

• Trough

• Crest

These waves are used to send signals, including WiFi and text messages

• Radio

• microwave

These high-energy waves are given off by radioactive materials

• Gamma

• Visible light

These waves from the sun cause sunburn

• Ultraviolet

• X-ray

The energy of waves _______ as the wavelength gets shorter

• Increases

• Stays the same

What is the distance from the crest of one wave to the next crest?

• Wavelength

• Amplitude

Waves with the lowest frequency and longest wavelength are called

• Radio

• Gamma

What waves take pictures of your bones?