Electromagnetic Spectrum

These waves from the sun cause sunburn.

• Gamma
• Microwaves
• Radio
• Ultraviolet

Increasing the amplitude of a wave, _________ the wave's energy.

• increases
• decreases
• does not change

What is the number of waves that pass a point in one second?

• Amplitude
• Frequency
• Period
• Wavelength

The electromagnetic spectrum is the range of all electromagnetic radiation.

• True

• False

What has the highest energy?

• Microwave rays

• X-rays

• Gamma rays

• Microwave

Which is not a part of the electromagnetic spectrum?

• X-rays

• Gamma rays

• Visible light

• Magnetic field

Which electromagnetic wave can you see?

• Gamma ray

• Microwave ray

• Visible light

• X-ray

The sun's electromagnetic waves are roughly 99%

• Gamma rays

• Violet rays, and ultraviolet

• Visible light, UV, and infrared

• Sun rays

Which electromagnetic waves have the highest frequencies and the shortest wavelengths?

• microwaves
• visible light
• gamma rays

Which electromagnetic waves are used in ovens and cell phone communications?

• Infrared rays
• ultraviolet rays
• microwaves