Life Cycle of Stars, HR Diagram & EMS Review

Front

What stage of the life cycle of a star comes after Main Sequence in a high mass star?

Back

Red Supergiant

Front

What two things are measured on the HR Diagram?

Back

Brightness and temperature

Front

What does Magnitude measure?

Back

Luminosity (brightness)

Front

Which statement about the Sun is correct?

Back

The Sun is a medium sized star near the edge of a disc-shaped galaxy.

Front

The HR diagram is useful for studying all of the following EXCEPT:

Back

Location

Front

What is a Nebula?

Back

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

Front

What is the Main Sequence phase of a star?

Back

The longest phase in a star's life cycle where it fuses hydrogen into helium.

Front

What happens during a Supernova?

Back

A massive explosion that occurs at the end of a star's life cycle, often leaving behind a neutron star or black hole.

Front

What is the significance of the HR Diagram?

Back

It plots stars according to their brightness and temperature, helping to classify them.

Front

What is a Red Supergiant?

Back

A very large star that has expanded and cooled, appearing red in color.