life cycle of stars

Front

What process do stars use to produce light and heat?

Back

Nuclear Fusion

Front

What force causes gas and dust particles to come together in a nebula?

Back

Gravity

Front

Why do stars eventually die?

Back

They don't have materials for nuclear fusion.

Front

What happens to the force of gravity when objects move closer together?

Back

It increases.

Front

What is the last phase of our sun when it no longer undergoes nuclear fusion?

Back

White Dwarf.

Front

What is a nebula?

Back

A large cloud of gas and dust in space, often the birthplace of stars.

Front

What is the main element that stars fuse in their cores?

Back

Hydrogen.

Front

What is a supernova?

Back

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

Front

What is a black hole?

Back

A region in space where the gravitational pull is so strong that nothing, not even light, can escape.

Front

What is the difference between a red giant and a red supergiant?

Back

Red giants are stars that have expanded and cooled, while red supergiants are much larger and more massive.