H-R Diagram (FMS)

Front

What does the H-R diagram classify stars based on?

Back

Temperature and luminosity.

Front

What type of star is Spica according to the H-R diagram?

Back

Hot and Bright Star.

Front

How does a blue supergiant compare to a red giant star?

Back

Hotter and brighter.

Front

What color would a star colder than our sun be?

Back

Red.

Front

What color do stars with surface temperatures between 5000 and 6000 K appear to be?

Back

Yellow.

Front

What is the main purpose of the H-R diagram?

Back

To classify stars based on their temperature and luminosity.

Front

What are the two main axes of the H-R diagram?

Back

Temperature (horizontal axis) and luminosity (vertical axis).

Front

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

Back

Hot and luminous stars, typically blue supergiants.

Front

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

Back

Cool and dim stars, typically red dwarfs.

Front

What is a red giant star?

Back

A large star that is cooler than the sun and has expanded.