Stars and HR DIagram

Front

What is a low mass star's evolution after the main sequence?

Back

A low mass star becomes a red giant after the main sequence.

Front

What is a supernova?

Back

A supernova is a gigantic explosion that causes the death of a large star.

Front

In which category is our Sun classified?

Back

Our Sun is classified as a Main Sequence star.

Front

Which color of star is the hottest?

Back

The hottest star is a Blue Star.

Front

Which star has the lowest temperature?

Back

Star C has the lowest temperature.

Front

What is the main sequence in the context of stars?

Back

The main sequence is a continuous and distinctive band of stars that appears on plots of stellar color versus brightness.

Front

What happens to a star after it becomes a red giant?

Back

After becoming a red giant, a star may shed its outer layers and form a planetary nebula, leaving behind a white dwarf.

Front

What is a black dwarf?

Back

A black dwarf is a theoretical stellar remnant that forms when a white dwarf has cooled sufficiently that it no longer emits significant heat or light.

Front

What is a protostar?

Back

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

Front

What is a supergiant star?

Back

A supergiant star is a very large star that is more massive than a giant star and has a very high luminosity.