Spectroscopy and Populations of Stars

What is the unknown spectra?

• beryllium
• copper
• manganese
• strontium

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

What kind of spectrum is this?

• absorption spectrum
• continuous spectrum
• emission spectrum

Tags

NGSS.HS-ESS1-2

Which elements are in the unknown sample?

• A and B
• B and C
• A and D
• B and D

Tags

NGSS.HS-PS1-1

Based on its position, how is the Sun classified?

• Population I
• Population II
• Population III
• Population IV

Where is the most likely location of Population II stars in this image?

• globular clusters
• disk
• bulge
• Sun's location

Which element(s) is/are in Unknown W?

• Cadmium, Potassium, and Helium

• Hydrogen, Potassium, and Lithium

• Cadmium and Sodium

• Only Sodium

Tags

NGSS.MS-PS1-1

What kind of spectrum is this?

• absorption spectrum

• continuous spectrum

• emission spectrum

Tags

NGSS.HS-ESS1-2

Which of the following best describes Population I stars?

• Old, metal-poor, few or no planets, irregular orbits around the center of the galaxy.

• Incredibly massive, very hot, no metal. Likely burned out very fast. Astronomers are divided about whether or not these stars ever even existed.

• Young, metal-rich, lots of planets, regular elliptical orbits around the center of the galaxy.

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Sodium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The unknown emissions spectra belongs to the element

• Hydrogen

• Mercury

• Neon

• Helium

Tags

NGSS.HS-PS1-1

NGSS.HS-PS4-3