Life Cycle of a Star

Front

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

Back

Fusion of hydrogen into helium.

Front

What happens to the luminosity of a star as its radius increases?

Back

The luminosity increases.

Front

Which type of star has the lowest temperature?

Back

Red stars have the lowest temperature.

Front

True or False: All stars will eventually become a black hole.

Back

False.

Front

Where are stars born?

Back

Stars are born in nebulae.

Front

What is a nebula?

Back

A nebula is a giant cloud of dust and gas in space, where stars are formed.

Front

What is the life cycle of a star?

Back

The life cycle of a star includes stages: nebula, main sequence, red giant, and either supernova or white dwarf.

Front

What is a supernova?

Back

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

Front

What is the difference between a red giant and a white dwarf?

Back

A red giant is a large, luminous star in the late stages of stellar evolution, while a white dwarf is a small, dense remnant of a star that has exhausted its nuclear fuel.

Front

What is the main sequence phase of a star?

Back

The main sequence phase is the stable period in a star's life where it fuses hydrogen into helium.