Electromagnetic Waves Exit Ticket

Reorder the following from LOWEST FREQUENCY to HIGHEST FREQUENCY

• Microwaves

• X-Rays

• Ultraviolet

• Visible Light

• Radio Waves

What is the SAME for all electromagnetic waves?

• Wavelength

• Frequency

• Period

• Speed

Match the following electromagnetic waves with their APPLICATION.

• Remote Controls

• Infrared

• Television Broadcasting

• X-Rays

• Wifi Signal

• Microwaves

• Medical Imaging

• Radio Waves

• Disinfecting

• Ultraviolet

What is the speed of electromagnetic waves?

Give your answer in meters per second.

Answer explanation

3 x 10⁸ m/s

300,000 km/s

"Three times ten to the eighth meters per second"

or "Three hundred thousand kilometers per second"

Which visible light has the longest wavelength?

• Red

• Yellow

• Blue

• Violet