What is the Universe?

Fill in the blank: The Universe is the combination of all ______ and ______ that exists in space and time.

• matter; energy

• stars; planets

• galaxies; comets

• light; darkness

Tags

NGSS.MS-PS1-1

According to astronomers, what is expanding in the universe?

Tags

NGSS.HS-ESS1-2

What do astronomers call the point at which the universe began?

• The big bang

• The great collapse

• The cosmic dawn

• The stellar ignition

Tags

NGSS.HS-ESS1-2

How long ago did the universe begin according to astronomers?

• Around 13.7 billion years ago.

• Around 1 million years ago.

• Around 100 billion years ago.

• Around 5000 years ago.

Tags

NGSS.HS-ESS1-2

True or False: The stars and galaxies themselves are getting bigger as the universe expands.

• True

• False

Tags

NGSS.HS-ESS1-2

To examine space, what types of telescopes do we use?

• Only visual telescopes

• Only infrared telescopes

• Visual, infrared, microwave, radio waves, and many more

• Only radio wave telescopes

What device do we add to a telescope to see what the light is made up of?

• Microscope

• Spectroscope

• Periscope

• Binoculars

Tags

NGSS.HS-ESS1-2

A spectroscope breaks down the light into its separate ________.

• colors

• shapes

• sounds

• weights

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

NGSS.HS-PS4-5

When you look through a telescope with a spectroscope attached, you see absorption spectrums. They have little black lines that are called what?

• Emission lines

• Fraunhofer lines

• Reflection lines

• Diffraction lines

Tags

NGSS.HS-PS4-4

The lines in the absorption spectrum tell us what elements a star or galaxy is made up of.

• True

• False

Tags

NGSS.HS-ESS1-2