8th Grade- Chapter 7 (Star Life)

Front

What are the stages in the life cycle of a massive star?

Back

The stages in the life cycle of a massive star are: Nebula, Protostar, Main Sequence, Red Giant, Supernova, and either Neutron Star or Black Hole.

Front

How does a star like the Sun end its life cycle?

Back

A star like the Sun ends its life cycle as a White Dwarf.

Front

What role does gravity play in the formation of stars and galaxies?

Back

Gravity is responsible for pulling together the gas and dust to form stars and galaxies.

Front

What is a white dwarf?

Back

A white dwarf is a small, dense star that forms when a low- or medium-mass star exhausts all its central nuclear fuel and loses its outer layers.

Front

How does a white dwarf form?

Back

A white dwarf forms from the remnants of a low- or medium-mass star after it exhausts its nuclear fuel.

Front

What is a black hole?

Back

A black hole is a region of space where gravity is so strong that nothing, not even light, can escape.

Front

How does a black hole form?

Back

A black hole forms from the remnants of a massive star after a supernova explosion.

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 protostar?

Back

A protostar is an early stage in the formation of a star, where gas and dust are collapsing under gravity.

Front

What is a supernova?

Back

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