Life Cycle of Stars Vocabulary

Front

What is a Black Dwarf?

Back

A Black Dwarf is a dead star that no longer gives off light or heat.

Front

What is a Protostar?

Back

A Protostar is a young star in the early stages of formation when nuclear fusion begins.

Front

What stage of a star's life cycle do ninety percent of stars belong to?

Back

Ninety percent of stars are in the Main Sequence stage of their life cycle.

Front

What is a White Dwarf?

Back

A White Dwarf is the remaining core of a planet-sized star that has exhausted all of its nuclear fuel.

Front

What is a Neutron Star?

Back

A Neutron Star is an extremely dense star that results from the gravitational collapse of a high mass star after a supernova.

Tags

NGSS.HS-ESS1-3

Front

What is a Nebula?

Back

A Nebula is a giant cloud of gas and dust in space, often the birthplace of stars.

Front

What is a Supernova?

Back

A Supernova is a powerful explosion that occurs at the end of a star's life cycle, often resulting in the formation of a neutron star or black hole.

Tags

NGSS.HS-ESS1-3

Front

What is the Main Sequence?

Back

The Main Sequence is a stage in a star's life cycle where it fuses hydrogen into helium, producing energy and light.

Tags

NGSS.HS-ESS1-1

Front

What happens during the formation of a Protostar?

Back

During the formation of a Protostar, gas and dust in a nebula collapse under gravity, leading to the start of nuclear fusion.

Front

What is the difference between a Black Hole and a Neutron Star?

Back

A Black Hole is a region in space with a gravitational pull so strong that nothing, not even light, can escape, while a Neutron Star is a dense star made mostly of neutrons.