H-R Diagram Stations

Antares is hotter than Siruis?

• True

• False

The Sun is on the main sequence.

• True

• False

Tags

NGSS.HS-ESS1-3

Spica is brighter than the Sun.

• True

• False

A red star would also be considered -

• A star with a low temperature

• A star with the spectral class M

• A star with a high temperature

• A star with a low temperature and spectral class M

Which of these would best describe our Sun?

• Orange star with a spectral class of K

• Red star with a spectral class of M

• Yellow star with a spectral class of G

• Yellow - white star with a spectral class of F

What is the surface temperature range associated with yellow stars?

• 6,000 - 7,500 K

• 5,200 - 6,000 K

• 3,700 - 5,200 K

• 2,400 - 3,700

Our Sun is best classified as a -

• medium size

• yellow

• main sequence

• star

Main Sequence stars are -

• undergoing expansion and dying off

• will all become White Dwarfs

• doing Hydrogen Fusion

• "living"

Tags

NGSS.HS-ESS1-1

NGSS.HS-ESS1-3

Luminosity of a star increases from

• right to left

• top to bottom

• left to right

• bottom to top

The Sun is the largest star on the H-R Diagram

• True

• False