Star Spectra

We primarily use emission/absorption spectra to identify ____________ of stars.

• composition

• temperature

• luminosity

• frankfurter

Tags

NGSS.HS-PS4-4

Compare the stars in the star spectra provided. Which star is the farthest away from our sun?

• Star A

• Star B

• Star C

• Star D

Tags

NGSS.HS-PS4-1

The person on Earth is observing a star in the sky. Which of the following does the person perceive of this star through their telescope and why?

• Red shift, because the frequency is decreasing.

• Red shift, because the frequency is increasing.

• Blue shift, because the frequency is decreasing

• Blue shift, because the frequency is increasing.

Tags

NGSS.HS-PS4-3

What gases are in the unknown mixture?

• Gas B & Gas D
• Gas C & Gas B
• Gas A & Gas D
• Gas D & Gas C

Tags

NGSS.MS-PS1-2

Which elements are in the mixture?

• A only

• D only

• Z only

• A and D

• D and Z

Which two element make up most of our sun?

• helium and hydrogen

• ammonia and methane

• hydrogen and oxygen

• oxygen and helium

Tags

NGSS.HS-ESS1-1