PRACTICE Big Bang Theory & Life Cycle of a Star

Front

What does it mean that the universe is expanding?

Back

The amount of space between galaxies is increasing.

Front

What type of star is our universe not old enough for yet?

Back

Black Dwarf

Front

What happens to a high mass star when it runs out of Hydrogen and starts burning Helium?

Back

It turns into a Supergiant.

Front

What were the original two elements in our universe?

Back

Hydrogen and Helium.

Front

What does the Geocentric Theory mean?

Back

Earth-Centered.

Front

What is a Red Giant?

Back

A stage in a star's life cycle when it expands and cools after burning Hydrogen.

Front

What is a Supernova?

Back

A massive explosion that occurs at the end of a star's life cycle.

Front

What is a Black Dwarf?

Back

A theoretical stage of a star that has cooled and no longer emits light.

Front

What is a Protostar?

Back

An early stage in the formation of a star, before nuclear fusion begins.

Front

What is the Big Bang Theory?

Back

The leading explanation for the origin of the universe, stating it began from a singular point.