Cosmology Review

Today is the last day of this class.

• True

• False

Hot stars are blue and they are found on the _______ side of the HR diagram

• left

• right

• top

• bottom

Tags

NGSS.HS-ESS1-3

Large stars are more luminous and they are found on the _______ side of the HR diagram

• left

• right

• top

• bottom

Tags

NGSS.HS-ESS1-3

Luminosity is a measure of the _________ of a star

• Brightness

• Temperature

• Size

• Distance

Tags

NGSS.HS-ESS1-1

Today is the last day of school.

• True

• False

Which of the following can we NOT learn from studying star light?

• a star's age

• a star's composition

• a star's temperature

• a star's size

Tags

NGSS.HS-ESS1-2

NGSS.HS-PS4-3

A set of spectral lines like this example can tell us what about a star?

• what elements are in a star

• how hot a star is

• where a star is in the sky

• what color the star shines

Tags

NGSS.HS-ESS1-2

NGSS.HS-ESS1-3

Based on our study of star light, scientists noticed that most stars seem to be moving away from us, as if the universe is expanding. What is the name of the theory that explains what and when everything is expanding from?

• Big Crunch

• Big Bang

• Big Squeeze

• Big Breakfast

Tags

NGSS.HS-ESS1-2