Galaxies and Big Bang theory and evidence

Our galaxy, the Milky Way, is classified as:

• An elliptical galaxy

• A spiral galaxy

• An irregular galaxy

• A dwarf galaxy

Approximately how many stars are estimated to be in the Milky Way galaxy?

• Thousands

• Millions

• Billions

• Trillions

What is the center of most galaxies thought to contain?

• A white dwarf

• A neutron star

• A supermassive black hole

• A red giant

Which scientist is credited with discovering that the universe is expanding?

• Albert Einstein

• Stephen Hawking

• Edwin Hubble

• Georges Lemaître

What does the term "cosmic inflation" refer to in the context of the Big Bang Theory?

• The rapid expansion of the universe in its earliest moments

• The current rate of expansion of the universe

• The process of star formation

• The collapse of massive stars

Tags

NGSS.HS-ESS1-2

Which of the following is NOT considered evidence supporting the Big Bang Theory?

• Cosmic microwave background radiation

• The abundance of light elements in the universe

• The existence of dark matter

• The redshift of distant galaxies

Tags

NGSS.HS-ESS1-2

What is cosmic microwave background radiation?

• Radiation emitted by stars

• Leftover radiation from the early universe

• Radiation from black holes

• Radiation from supernovae

Tags

NGSS.HS-ESS1-2

Who first predicted the existence of cosmic microwave background radiation?

• Albert Einstein

• Stephen Hawking

• George Gamow

• Carl Sagan

Tags

NGSS.HS-ESS1-2

The abundance of which elements in the universe supports the Big Bang Theory?

• Iron and nickel

• Carbon and oxygen

• Hydrogen and helium

• Gold and silver

Tags

NGSS.HS-ESS1-2

What does the redshift of distant galaxies indicate?

• Galaxies are moving towards us

• Galaxies are moving away from us

• Galaxies are stationary

• Galaxies are shrinking

Tags

NGSS.HS-ESS1-2