HR Diagram

Front

What is the H-R Diagram?

Back

The Hertzsprung-Russell (H-R) Diagram is a scatter plot of stars showing the relationship between their absolute magnitudes or luminosities versus their stellar classifications or effective temperatures.

Front

What category does our Sun belong to in the H-R Diagram?

Back

Main Sequence.

Tags

NGSS.HS-ESS1-3

Front

What does it mean if a star is described as 'Brighter and Cooler'?

Back

It indicates that the star has a high luminosity but a lower surface temperature, often found in certain types of stars like red giants.

Front

How is the size and temperature of our Sun classified?

Back

Medium size with medium temperature.

Front

Are Giants hotter than White Dwarfs?

Back

False.

Front

Which star is known to be cool, dim, and red?

Back

Barnard's star.

Front

What are the main categories of stars in the H-R Diagram?

Back

Main Sequence, Giants, Supergiants, and White Dwarfs.

Front

What does the term 'Main Sequence' refer to?

Back

A continuous and distinctive band of stars that appears on the H-R Diagram, where stars spend most of their life cycle fusing hydrogen into helium.

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Front

What is a White Dwarf?

Back

A small, dense star that is the remnant of a low or medium mass star after it has exhausted its nuclear fuel.

Front

What characterizes a Supergiant star?

Back

Supergiants are very large stars that are much brighter than the Sun and have a high luminosity, often found at the top of the H-R Diagram.

Tags

NGSS.HS-ESS1-3