Life Cycle of Stars

Front

What is the initial stage of a star's life cycle?

Back

Nebula

Front

How long is a medium-mass star like our sun expected to live?

Back

10 Billion years

Front

What is the term for the gigantic explosion that marks the death of a large star?

Back

Supernova

Front

What force causes dust particles to stick together in a nebula?

Back

Gravity

Front

What do we call a region in space where no energy or matter can escape?

Back

Black hole

Front

What is the process called when a star begins to fuse hydrogen into helium?

Back

Nuclear Fusion

Front

What is a protostar?

Back

A protostar is a young star that is still in the process of forming from a nebula.

Front

What happens to a star after it exhausts its nuclear fuel?

Back

It undergoes a transformation, which can lead to a supernova or the formation of a white dwarf.

Front

What is a red giant?

Back

A red giant is a late stage in the life cycle of a star where it expands and cools after hydrogen in its core is depleted.

Front

What is the final stage of a low-mass star's life cycle?

Back

White dwarf