8th 8.8A flashcard

Front

What is the term for the early stage of a star's formation when gas and dust are pulled together into a dense sphere?

Back

Protostar

Front

What are the clouds of gas and dust in space that can form stars called?

Back

Nebulas

Front

How does the temperature of a star affect its appearance?

Back

The color of a star depends on its temperature.

Front

What is the final remnant of a very massive star after it collapses?

Back

Black holes

Front

What do low-mass stars become after they collapse?

Back

White dwarfs

Front

What is the process called when a star exhausts its nuclear fuel and undergoes a dramatic change?

Back

Stellar evolution

Tags

NGSS.HS-ESS1-1

Front

What is the main factor that determines the life cycle of a star?

Back

Its mass.

Tags

NGSS.HS-ESS1-1

Front

What is the name of the stage in a star's life cycle where it fuses hydrogen into helium?

Back

Main sequence.

Tags

NGSS.HS-ESS1-3

Front

What happens to a star's core when it runs out of hydrogen fuel?

Back

It contracts and heats up.

Tags

NGSS.HS-ESS1-1

Front

What is the term for the explosion that occurs at the end of a massive star's life cycle?

Back

Supernova.