HR DIAGRAMS & STARS

Front

What process do main sequence stars like the sun use to generate energy?

Back

Fusion of hydrogen into helium.

Front

What happens to stars as you move to the left on the HR diagram?

Back

Stars get hotter.

Front

Which of the following is NOT a final stage of a star?

Back

Red giant.

Front

What determines the life cycle of a star?

Back

Mass.

Front

Where are stars born?

Back

In nebulae.

Front

What is the HR diagram used for?

Back

To classify stars based on their luminosity, temperature, and evolutionary stage.

Front

What is a nebula?

Back

A giant cloud of gas and dust in space where stars are born.

Front

What is a black hole?

Back

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

Front

What is a red giant?

Back

A late stage in the life of a star where it expands and cools after exhausting its hydrogen fuel.

Front

What is a neutron star?

Back

A dense remnant of a supernova explosion, primarily composed of neutrons.