Cosmology

What is NOT evidence of the Big Bang Theory?

• All galaxies are moving away from us

• The Cosmic Microwave Background Radiation

• Dark Energy

Tags

NGSS.HS-ESS1-2

What is the mass that we think is there but cannot directly detect?

• Dark Energy

• Dark Matter

• Dark Clothing

• Dark Stars

Which of the following ideas make up the Big Bang Theory?

• The Universe is currently expanding.

• The Universe was once hot and dense.

• The Universe has a finite size.

• The Universe is unbounded.

Tags

NGSS.HS-ESS1-2

The Hubble constant (H_o) is...

• 70 km/s/Mpc

• 1240 eVnm

• 6.67x10^-11 m³/kgs²

• 9.8 m/s²

The Hubble constant (H_o) is...

• the rate of expansion of the Universe.

• the strength of the gravitational force.

• the amount of dark matter in the galaxy.

• the strength of the electric force.

Tags

NGSS.HS-ESS1-2

Light from distant galaxies is...

• redshifted

• blueshifted.

Tags

NGSS.HS-ESS1-2

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.

Cosmic Background Radiation is...

• Alpha Particles from the nearest black hole

• The light from our sun

• The leftover energy from the formation of our sun

• The leftover energy from the Big Bang

Tags

NGSS.HS-ESS1-2

Olber's Paradox states that if the universe is infinite in size and infinite in age, then...

• The universe must be expanding

• The night sky should be full of light

• The universe must be contracting

• Aliens must exist

How are distant galaxies moving from our perspective?

• They appear to be moving towards us

• They appear to be moving away from us

• They appear to be moving only a little or not at all

• Motion through space is not possible

Tags

NGSS.HS-ESS1-2