Understanding Star Life Cycles

Front

What is a star's core during a supernova explosion?

Back

The core collapses and heats up.

Front

What is NOT a factor used to classify stars on the Hertzsprung-Russell diagram?

Back

Distance from Earth.

Front

What diagram is used to classify stars based on their luminosity and temperature?

Back

Hertzsprung-Russell Diagram.

Front

What is the name of a 'baby' star that has not begun fusion yet?

Back

Protostar.

Front

What is the primary characteristic of a red giant star?

Back

It is a massive star with a cool surface.

Front

What is a nebula?

Back

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

Front

What is a neutron star?

Back

A dense remnant of a supernova, primarily composed of neutrons.

Front

What is the life cycle stage after a star exhausts its hydrogen fuel?

Back

It becomes a red giant.

Front

What is fusion in the context of stars?

Back

The process where hydrogen atoms combine to form helium, releasing energy.

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS1-8

Front

What is the main sequence phase of a star?

Back

The stable phase where a star fuses hydrogen into helium.

Tags

NGSS.HS-ESS1-1