Electromagnetic Radiation and Telescopes

What is the correct order of the visible light spectrum?

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

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

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

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

Tags

NGSS.MS-PS4-1

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

• gamma rays

• x-rays

• ultraviolet rays

Tags

NGSS.MS-PS4-2

Astronomers have invented telescopes that allow us to "see" beyond the visable range?

• True

• False

Tags

NGSS.HS-PS4-5

NGSS.HS-PS4-3

A refracting telescope uses _______ to focus light.

• Lenses

• Mirrors

• Lasers

• Water

Reflecting telescopes use _______ to focus light.

• Lenses

• Glass

• Mirrors

• Lasers

What type of telescope can work 24 hours a day and even be used in the rain?

• Refracting Telescope

• Radio Telescope

• Newtonian Telescope

• Solar Telescope

Tags

NGSS.HS-PS4-5

Why is the Hubble telescope located in space?

• So it can be closer to the stars it magnifies

• It has very large optical lenses

• So its images aren't distorted by Earth's atmosphere

• So it can be operated by astronauts

Tags

NGSS.MS-PS4-2

Why are many large optical telescopes located on mountains?

• to be closer to the stars

• to be above some of the atmosphere and further from city lights

• because it is easier to build telescopes on mountains

• to be closer to city lights

What is the MAJOR problem with trying to see stars in or near a city?

• No telescopes

• Light pollution

• Clouds

• The stars are too far away.

This form of radiation is harmful to humans and causes sunburn.

• Gamma

• Ultra Violet

• Microwave

• Infrared

Tags

NGSS.MS-ESS1-1