Cosmology Exit Ticket

Our theory of the universe was confirmed by the discovery of:

• fusion.
• cosmic microwave background radiation.
• the Andromeda galaxy.
• the Doppler effect.

Tags

NGSS.HS-ESS1-2

How old do scientists think the Universe is?

• 13.8 billion years old
• 4.5 billion years old
• 24,000 years old
• 5 years old

Tags

NGSS.HS-ESS1-2

The theory that the universe began with a tremendous explosion is called...

• the raisin-bread model
• cosmology
• cosmic background radiation
• the big bang theory

Tags

NGSS.HS-ESS1-2

Which doomsday scenario for our Universe predicts a cold dark death, as a consequence of the second law of thermodynamics?

• The big chill/The heat death

• The big crunch.

• The big bounce.

• The big bang.

Tags

NGSS.HS-PS3-4

The cosmological principle is the idea that the Universe...

• is homogeneous.

• is isotropic.

• has the same physical laws throughout.

• looks pretty much the same everywhere on large enough scales.

Select the true statement.

• We are at the center of the Universe.

• We are at the center of our Observable Universe.

Which does the existance of cosmic background radiation support?

• the Big Bang Theory

• the inflationary model

• critical density

• Hubble constant

Tags

NGSS.HS-ESS1-2

which would cause the universe to collapse in on itself to make a closed universe?

• momentum of outward expanision

• force of gravity

• critical density

• Hubble constant

Which scientist was the first to find evidence that the universe is expanding

• Albert Einstein

• Galileo Galilei

• Edwin Hubble

• Stephen Hawking

Which galaxy shape is not a part of Hubble's classification system?

• spherical

• spiral

• elliptical

• irregular