Electromagnetic Spectrum

Which of the following transmits energy using microwaves?

• 
• 
• 
• 

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

Astronomers often scan the sky using devices called radio telescopes. What can you conclude about these devices?

• They send radio broadcasts out to distant stars and planets.

• They pick up radio waves emitted by stars.

• They are less powerful than optical telescopes.

• They can detect ultraviolet radiation.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-5

What produces electromagnetic radiation?

• Electrons changing energy levels

• Electrons bonding with other atoms

• Electrons leaving the atomic nucleus

• Electrons becoming protons or neutrons

Tags

NGSS.HS-PS4-3

Infrared radiation can be used to take special pictures called thermographs. “Graph” means “image”. What can you infer about the prefix “thermo”?

• It means “light”

• It means “energy”

• It means “heat”

• It means “radio”

Tags

NGSS.HS-PS3-4

NGSS.HS-PS4-3

What word best describes gamma rays?

• Weak

• Destructive

• Visible

• Harmless

Tags

NGSS.HS-PS1-8

NGSS.HS-PS4-3

True or false: as you move along the spectrum, radio to gamma waves, the wavelengths decrease in size (get smaller)

• true

• false

Tags

NGSS.HS-PS4-1

Select the correct order of waves on the EMS from the longest wavelength to the shortest wavelength

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma

• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio

• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio

• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

Tags

NGSS.HS-PS4-1

Which has the LONGEST wavelength and, therefore, the lowest frequency/energy

• Gamma Rays

• Radio Waves

• Visible Light

• Infrared rays

Tags

NGSS.HS-PS4-1

Which has the SHORTEST wavelength and, therefore, the highest frequency/most energy

• Radio waves

• Ultraviolet Rays

• Gamma Rays

• X-rays

Tags

NGSS.HS-PS4-1

Which of the following electromagnetic waves has the lowest energy?

• gamma ray

• infrared wave

• visible light wave

• microwave

Tags

NGSS.HS-PS4-1