In the electromagnetic spectrum, which of the following is true of waves with long wavelengths? (SC.7.P.10.1)

• They have high frequencies.

• They have low frequencies.

• They have moderate frequencies.

• They have inconsistent frequencies.

What part of the electromagnetic spectrum can be seen by humans? (SC.7.P.10.1)

• Visible Light

• Microwaves

• Ultraviolet Waves

• Infrared Rays

Light exits the prism in the diagram above and separates into different colors of the visible spectrum. These colors are different because they have different __________.

(SC.7.&P.10.1)

• densities

• reflections by the prism

• mixtures of white light

• wavelengths

Tags

NGSS.MS-PS4-2

A diffraction grating can be used to separate white light. When white light is separated by a diffraction grating, it is separated into __________.

• various colors of the visible spectrum

• violet light

• several different speeds of lights

• red, green, and blue light only

Tags

NGSS.MS-PS4-2

What does a wave carry?

• boats

• matter

• energy

• water

Tags

NGSS.MS-PS4-1

Why can electromagnetic radiation travel through the vacuum of space?

• They require a medium.

• They do not require a medium.

Damian was studying mechanical energy in science class. He noticed several possible examples of mechanical energy in his environment. Which of the following is an example of mechanical energy?

• A lamp that is not plugged in.

• An unused battery.

• A windmill with no wind.

• A garden hose with moving water.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which EM waves have the longest wavelength?

• radio

• x-rays

• ultraviolet

• gamma rays

Which EM waves have the shortest wavelength?

• radio

• x-rays

• ultraviolet

• gamma rays

Tags

NGSS.MS-PS4-2

These waves from the sun cause sunburn.

• Gamma

• Microwaves

• Radio

• Ultraviolet

Tags

NGSS.MS-PS4-1