What are the key questions about the universe discussed in the video?

• Is the Sun at the center of the universe?

• What is the speed of light?

• How do black holes form?

• Is the Earth flat?

Tags

NGSS.HS-ESS1-1

Who first proposed the geocentric model of the universe?

• Kepler

• Aristotle

• Copernicus

• Galileo

What did Copernicus believe about the structure of the universe?

• The universe is infinite

• The Sun is at the center

• The Earth is flat

• The Earth is at the center

What significant discovery did Kepler make about planetary orbits?

• They are triangular

• They are elliptical

• They are circular

• They are square

Tags

NGSS.HS-ESS1-4

How old is the universe estimated to be according to the Big Bang Theory?

• 13.8 billion years

• 20 billion years

• 5 billion years

• 10 billion years

Tags

NGSS.HS-ESS1-2

What does the Big Bang Theory suggest about the universe?

• It is shrinking

• It is infinite

• It is finite

• It is static

Tags

NGSS.HS-ESS1-2

What is redshift evidence of?

• Galaxies moving away from us

• Galaxies staying in place

• Galaxies disappearing

• Galaxies moving towards us

Tags

NGSS.HS-ESS1-2

What did Penzias and Wilson discover in the 1960s?

• The speed of light

• Cosmic microwave background radiation

• The structure of DNA

• The first exoplanet

What is a galaxy?

• A black hole

• A collection of stars, gas, and dust

• A collection of planets

• A single star

Tags

NGSS.MS-ESS1-2

What type of galaxy is the Milky Way?

• Lenticular

• Irregular

• Elliptical

• Spiral

Tags

NGSS.MS-ESS1-2