The Electromagnetic Spectrum

The Electromagnetic (EM) Spectrum

EM Waves can travel in a vacuum! Mechanical waves (sound waves) CANNOT!!!

Multiple Choice

All waves carry...

• Energy

• Matter

• Light

• Particles

Multiple Choice

Which of the following electromagnetic waves has the lowest energy?

• Gamma Ray

• Visible Light

• Infrared

• Microwave

Multiple Choice

As the frequency of an electromagnetic wave increases, the amount of energy in that wave...

• Increases

• Stays the same

• Decreases

Multiple Choice

Which has the longest wavelength and, therefore, the LOWEST frequency/energy

• Gamma Rays

• Visible Light Waves

• Radio Waves

• Infrared Waves

Multiple Choice

Which section of the spectrum is the ONLY one we can see?

• X-Rays

• Gamma Rays

• Visible Light

• Ultraviolet Rays

Multiple Choice

Which of the following electromagnetic waves is given off as heat?

• Radio Waves

• Visible Light

• Infrared Rays

• Gamma Rays

Multiple Choice

Which one has the highest frequency?

• gamma rays

• radio waves

Multiple Choice

Which one has the longest wavelength?

• radio waves

• gamma rays

Multiple Choice

At what speed do electromagnetic waves travel through a vacuum?

• 3 x 10^18 m/s

  or

  3,000,000,000,000,000,000

• 3 x 10^7 m/s

  or

  30.000,000

• 3 x 10^8 m/s

  or

  300,000,000

Multiple Choice

Ultraviolet radiation would most likely lead to...

• skin cancer

• blindness

• heart attack

Reorder

Reorder the following according to the spectrum

• red

• orange

• yellow

• green

• blue

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

Communicating with satellites is an application of gamma rays.

• True

• False