Life Cycle of Stars 24

Front

What is the coolest type of star?

Back

Red stars are the coolest.

Front

What event leads directly to the formation of black holes?

Back

A supernova leads directly to the formation of black holes.

Front

In which phase of its life cycle is our sun currently?

Back

Our sun is currently in the Yellow star Main Sequence phase.

Front

What is a big cloud of dust and gas where all stars begin their life cycle called?

Back

A nebula.

Front

How much of the electromagnetic spectrum is made up of visible light?

Back

Only a small portion.

Front

What is the life cycle stage after a star becomes a red giant?

Back

The star may become a supernova.

Front

What is the primary fuel for stars during the main sequence phase?

Back

Hydrogen is the primary fuel for stars during the main sequence phase.

Front

What happens to a star after it exhausts its hydrogen fuel?

Back

It expands into a red giant.

Front

What is a neutron star?

Back

A neutron star is the remnant core of a massive star after a supernova.

Front

What is the difference between a white dwarf and a neutron star?

Back

A white dwarf is the remnant of a low to medium mass star, while a neutron star is the remnant of a massive star.