ESSRT 4

The H-R Diagram represents what in astronomy?

• The lifecycle of stars

• The brightness and temperature of stars

• The distance of stars from Earth

• The chemical composition of stars

In the MAIN SEQUENCE stars, what is the relationship between size of the star and lifetime?

• smaller the stars, shorter lifespan

• Larger the star, shorter lifespan

• Larger the star, longer lifespan

• none

In the H-R Diagram, what is the relationship between surface temperature and color?

• Higher temperature stars are redder.

• Higher temperature stars are bluer.

• Temperature does not affect star color.

• All stars have the same color regardless of temperature.

Tags

NGSS.HS-ESS1-3

What is an example of a white dwarf?

• Sirius

• Sirius B

• Barnard's Star

• Spica

Tags

NGSS.HS-ESS1-3

The category that contains the most stars is...

• Main Sequence
• Supergiants
• Giants

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

• True
• False

A star's temperature determines its ________.

• size

• color

• name

• health

Compared to the rest of the stars, our sun is considered...

• Extremely Large and Cold
• Small with a medium temperature
• Medium size with medium temperature

Tags

NGSS.HS-ESS1-1

Which star is the coldest?

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

What is the approximate temperature of Sirius?

• 10,000

• 9,000

• 7,000

• 6,000