HR Diagram Practice

Front

What category is our Sun located in?

Back

Main Sequence

Front

What is a large cloud of gas and dust in interstellar space that is the predecessor to stars?

Back

Nebula

Front

Which group of stars has lower than average luminosity and higher than average temperature?

Back

White Dwarfs

Front

What does the Hertzsprung Russell Diagram plot stars according to?

Back

Luminosity and temperature

Front

What type of galaxy is characterized by a spiral structure?

Back

Spiral

Front

What are the two main axes of the HR Diagram?

Back

Luminosity and temperature

Front

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

Back

Giants and Supergiants

Front

What is the significance of the Main Sequence in the HR Diagram?

Back

It represents the majority of stars, including the Sun, that are in a stable phase of hydrogen burning.

Front

What is a characteristic of White Dwarfs on the HR Diagram?

Back

They are hot but have low luminosity.

Front

What is the relationship between temperature and luminosity for Main Sequence stars?

Back

Higher temperature stars are generally more luminous.