The Big Bang Theory

Front

What does the Big Bang Theory explain?

Back

The origins of the universe.

Tags

NGSS.HS-ESS1-2

Front

What happens to a galaxy that is moving toward the Earth?

Back

It shows a blue shift in the spectrum.

Tags

NGSS.HS-ESS1-2

Front

What is cosmic microwave background radiation (CMBR)?

Back

It is the heat and light left over from the original explosion of the Big Bang, detected from all parts of the universe.

Tags

NGSS.HS-ESS1-2

Front

What is the universe?

Back

Everything that exists.

Tags

NGSS.MS-ESS1-2

Front

What does redshift indicate about an object in space?

Back

The object is moving away from us.

Tags

NGSS.HS-ESS1-2

Front

What is the significance of the cosmic microwave background radiation?

Back

It provides evidence for the Big Bang Theory and the early state of the universe.

Tags

NGSS.HS-ESS1-2

Front

What is a galaxy?

Back

A massive system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity.

Front

What is the observable universe?

Back

The part of the universe that we can see and measure, limited by the speed of light.

Front

What is dark matter?

Back

A form of matter that does not emit light or energy, making it invisible and detectable only through its gravitational effects.

Front

What is the expansion of the universe?

Back

The increase in distance between galaxies over time, indicating that the universe is growing.

Tags

NGSS.HS-ESS1-2