Flashcard HR Diagram and Star Life Cycle

Front

What stage is our sun currently in?

Back

Main Sequence

Front

What are the larger versions of red giants called?

Back

Red Super Giant

Front

What process occurs at 10,000 degrees Celsius where hydrogen changes into helium?

Back

Nuclear fusion

Front

What do we call a small, hot star near the end of its life?

Back

White dwarf

Front

Why does the sun appear small in the sky?

Back

It is 93,000,000 miles away.

Front

What is a protostar?

Back

A star in the early stages of formation.

Front

What is a nebula?

Back

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

Front

What is a supernova?

Back

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

Front

What is a pulsar?

Back

A highly magnetized rotating neutron star that emits beams of electromagnetic radiation.

Front

What is a red dwarf?

Back

A small and cool star on the main sequence.