Components of the Universe/HR Diagram

Front

What is the trend for Main Sequence stars on the HR diagram?

Back

As temperature increases, luminosity increases.

Front

Which of the following is the largest? star, universe, cluster, galaxy

Back

universe

Front

A collection of stars, dust, and gas bound together by gravity is a -

Back

Galaxy

Front

The category that contains the most stars is...

Back

Main Sequence

Front

What color is the hottest color of star?

Back

blue

Front

What is the HR diagram used for?

Back

To classify stars based on their luminosity and temperature.

Front

What are the two main axes of the HR diagram?

Back

Luminosity (vertical axis) and temperature (horizontal axis).

Front

What type of stars are found in the upper right of the HR diagram?

Back

Supergiants.

Front

What type of stars are found in the lower left of the HR diagram?

Back

White Dwarfs.

Front

What is a galaxy?

Back

A massive system of stars, stellar remnants, interstellar gas, dust, and dark matter.