HR Diagram

HR Diagram

Assessment

Flashcard

Science

8th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the HR Diagram?

Back

The HR Diagram, or Hertzsprung-Russell Diagram, is a scatter plot that shows the relationship between the stars' absolute magnitudes or luminosities versus their stellar classifications or effective temperatures.

2.

FLASHCARD QUESTION

Front

What are the main components of the universe ordered from largest to smallest?

Back

Universe, Galaxy, Solar System, Star, Planet.

3.

FLASHCARD QUESTION

Front

What characterizes stars in area A of the HR Diagram?

Back

Stars in area A are described as Bright and Hot.

4.

FLASHCARD QUESTION

Front

What happens to stars as you move to the left on the HR Diagram?

Back

Stars get hotter.

5.

FLASHCARD QUESTION

Front

Which star has the lowest temperature in a given set?

Back

Star C has the lowest temperature.

6.

FLASHCARD QUESTION

Front

What best describes area B of the HR Diagram?

Back

Area B is characterized as Brighter and Cooler.

7.

FLASHCARD QUESTION

Front

What is the relationship between a star's temperature and its brightness?

Back

Generally, hotter stars are brighter, while cooler stars are dimmer.

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