Space

The H-R diagram classifies stars based on what factors?

• Temperature and luminosity

• Number of planets

• What constellation they're in

• Temperature and fusion

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

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

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

Which star has the lowest temperature?

• A
• B
• C
• D

Which spectral class does our star, the sun, belong to?

• M
• K
• G
• F

A, D, and E are all on the main sequence. What are they fusing in their cores?

• H into He

• H and He into Li

• He into C

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

The asteroid belt is located between the orbits of Jupiter and Saturn.

• True

• False

The outer planets have solid, rocky surfaces.

• True

• False

The inner planets consist of Mercury, Venus, Earth, and Mars.

• True

• False

Tags

NGSS.MS-ESS1-3

The inner planets are known as “gas giants” and the outer planets are known as “terrestrial planets.”

• True

• False