From Electromagnetic Spectrum to Theories

Which has the longest wavelength?

• infrared rays

• gamma rays

• visible light

• Radio waves

Tags

NGSS.HS-PS4-1

Visible light makes up _____ of the electromagnetic spectrum.

• 25%

• 50%

• 75%

• a tiny portion

the color we can see with the shortest wavelength is ___.

• violet

• red

• indigo

• white

Tags

NGSS.HS-PS4-1

Electromagnetic waves need a medium to travel.

• True

• False

Electromagnetic waves cannot travel through space.

• True

• False

Tags

NGSS.HS-PS4-3

Vibrations of electromagnetic fields create ____.

• only visible light

• sound waves

• electromagnetic waves

• polarity

Tags

NGSS.HS-PS4-3

A star's fingerprint tells us ____.

• the gases the star is made of

• the age of the star

• the size of the star

• the galaxy in which the star is located

Tags

NGSS.HS-ESS1-2

When we see a blue shift occurring in a celestial object, we know the object is ___.

• moving away

• moving closer

• moving at the speed of light

• moving in an orbit

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-3

Because celestial objects are showing a red shift, we know ___

• the size of the universe

• the universe is contracting

• the universe is expanding

Tags

NGSS.HS-ESS1-2

What is cosmology?

• the study of gases in space

• the study of the stars

• the study of the origin and evolution of the universe

• the study of the electromagnetic spectrum

Tags

NGSS.HS-ESS1-2