HR-Diagram

Front

What characteristics are used to classify stars?

Back

Temperature/color and brightness.

Front

Which star is the coldest?

Back

Red Star.

Front

As you move from the bottom to the top of the H-R diagram, what changes?

Back

Luminosity or Brightness.

Front

True or False: As a whole, Giants are considered hotter than White Dwarfs.

Back

False.

Front

Which star is brighter than Alpha Centauri B, but dimmer than the sun?

Back

Tau Ceti.

Front

What does the H-R diagram represent?

Back

The relationship between the luminosity and temperature of stars.

Front

What type of stars are found in the upper right corner of the H-R diagram?

Back

Red Giants.

Front

What type of stars are found in the lower left corner of the H-R diagram?

Back

White Dwarfs.

Front

What is the main factor that determines a star's position on the H-R diagram?

Back

Its temperature.

Front

What is the significance of the main sequence on the H-R diagram?

Back

It represents the stage in a star's life where it fuses hydrogen into helium.