Evolution of Stars Flashcard

Front

What is the final stage of the Sun's life cycle?

Back

The Sun will become a white dwarf.

Front

What will happen to the Solar System when the Sun becomes a white dwarf?

Back

The Solar System will be a cold, dark place.

Front

What forms when the most massive stars collapse?

Back

A black hole.

Front

What is a supernova?

Back

A supernova is the explosion of a star that is more than 10 times more massive than the Sun.

Front

What happens to a star's gas at the end of its life cycle?

Back

Much of a star's gas escapes into space.

Front

What is a black hole?

Back

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

Front

What is the difference between a white dwarf and a black hole?

Back

A white dwarf is the remnant of a medium-sized star like the Sun, while a black hole is formed from the collapse of a massive star.

Front

What is the process of nuclear fusion in stars?

Back

Nuclear fusion is the process by which stars convert hydrogen into helium, releasing energy that powers the star.

Front

What is the life cycle of a massive star?

Back

A massive star goes through stages of fusion, expands into a supergiant, and ends in a supernova, potentially forming a black hole.

Front

What is the significance of a supernova in the universe?

Back

Supernovae distribute heavy elements into space, contributing to the formation of new stars and planets.