Em Spectrum and Telescopes

What is the correct order of the visible light spectrum?

• Red, yellow, orange, blue, violet, indigo

• Violet, purple, indigo, blue, green, yellow, orange

• Green, yellow, blue, indigo, red, orange,

• Red, orange, yellow, green, blue, indigo, violet

Tags

NGSS.MS-PS4-1

What wave has the longest wavelength and lowest energy?

• Gamma rays

• Infrared

• Radio

• Visible light

Tags

NGSS.MS-PS4-1

An example of a wave with a short wavelength and high energy is a

• Gamma Ray

• Microwave

• Visible light wave

• Infrared wave

Tags

NGSS.MS-PS4-1

What kind of electromagnetic radiation do we feel as heat?

• Gamma rays

• Visible light waves

• Infrared waves

• X rays

Which of the following electromagnetic waves do we use to heat our food and for cellular phones?

• Radio Waves

• Microwaves

• Visible Light

• Gamma Rays

Tags

NGSS.MS-PS4-2

Which electromagnetic waves help doctors detect broken bones inside your body?

• gamma rays

• x-rays

• ultraviolet rays

Tags

NGSS.MS-PS4-2

How much of the electromagnetic spectrum is made up of visible light?

• only a small portion

• a very large portion

• about half

Tags

NGSS.HS-PS4-3

Astronomers have invented telescopes that allow us to "see" beyond the visible range.

• True

• False

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

A refracting telescope uses _______ to focus light.

• Lenses

• Mirrors

• Lasers

• Water

Reflecting telescopes use _______ to focus light.

• Lenses

• Glass

• Mirrors

• Lasers