Star Life Cycle Review

Front

What is the adult phase of the star life cycle where stars spend most of their time?

Back

Main sequence

Front

True or false: In the red giant phase, the force of nuclear fusion becomes stronger than the force of gravity.

Back

True

Front

What are stars born in clouds of gas and dust called?

Back

Nebula

Front

True or false: High mass stars explode after the red supergiant phase in a spectacular supernova.

Back

True

Front

What do low-mass stars become after the red giant phase?

Back

Planetary nebula

Front

What is the process called when a star exhausts its nuclear fuel and collapses under its own gravity?

Back

Gravitational collapse

Front

What is the final stage of a high-mass star's life cycle after a supernova?

Back

Neutron star or black hole

Front

What is the term for the outer layers of a star that are expelled during the planetary nebula phase?

Back

Stellar wind

Front

What is the main source of energy for stars during the main sequence phase?

Back

Nuclear fusion of hydrogen into helium

Front

What is a nebula?

Back

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