Life Cycle of a Star Assessment

Front

What phase is our sun in?

Back

Main sequence

Front

What determines what happens when a star leaves the main sequence?

Back

Mass

Front

In which phase do stars spend most of their life?

Back

Main sequence

Front

What is the last stage in a low-mass star's life when it no longer emits heat or light?

Back

Black dwarf

Front

What begins when a star is born?

Back

Nuclear fusion

Front

What is a nebula?

Back

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

Front

What is a red giant?

Back

A late phase in a star's life cycle when it expands and cools after exhausting its hydrogen fuel.

Front

What is a supernova?

Back

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.

Front

What is a white dwarf?

Back

The remnant core of a low-mass star that has exhausted its nuclear fuel and shed its outer layers.

Front

What is the process of nuclear fusion?

Back

The process by which two light atomic nuclei combine to form a heavier nucleus, releasing energy.