HR Diagram Review

In the diagram given, what happens as we move to the left?

• Stars Get Larger
• Stars get Colder
• Stars get hotter

Which star is the coldest?

• Yellow Star
• Red Star
• Orange Star
• Blue Star

As a whole, Giants are considered hotter than White Dwarfs.

• True
• False

The Hertzprung Russell Diagram consists of two axis that are labelled...

• Luminosity and Size
• Luminosity and Temperature
• Luminosity and Age

Space and all the matter and energy in it is...

• Universe
• Galaxy
• Solar System
• Ecosystem

The best description of a super giant star would be -

• hot and bright

• hot and dim

• average brightness and temp

• cool and bright

Tags

NGSS.HS-ESS1-3

Which star has the lowest temperature?

• A
• B
• C
• D

Look at the H-R diagram. Which star is
sort of cool, dim (not too much light), and red?

• Betelguse
• Sirius B
• Procyon B
• Barnard's star

Tags

NGSS.HS-ESS1-3

Blue stars are the _____________.

• hottest
• coolest
• smallest

Red stars are the _____________.

• hottest
• coolest
• biggest
• brightest