Spectral Lines Quiz

What phenomenon do you experience when a fire truck with its sirens on speeds past you?

• Doppler Effect

• Newton's Law

• Bernoulli's Principle

• Archimedes' Principle

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NGSS.HS-PS4-1

What technique do astronomers use to analyze the spectra of distant celestial objects?

• Spectroscopy

• Microscopy

• Radiography

• Photography

Tags

NGSS.HS-ESS1-2

What happens to the light of an object moving away from us?

• It undergoes a "blueshift"

• It undergoes a "redshift"

• It becomes invisible

• It remains unchanged

Tags

NGSS.HS-ESS1-2

What happens to the light waves of an object moving towards an observer?

• They expand, resulting in an increase in wavelength.

• They compress, resulting in a decrease in wavelength.

• They remain unchanged.

• They scatter in all directions.

Tags

NGSS.HS-PS4-1

Which of the following statements is true about redshifted and blueshifted light?

• Redshifted light is always red, and blueshifted light is always blue.

• Redshifted light is compressed, and blueshifted light is stretched.

• Redshifted light has longer wavelengths, and blueshifted light has shorter wavelengths.

• Redshifted light has shorter wavelengths, and blueshifted light has longer wavelengths.

Tags

NGSS.HS-PS4-1

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What does the movement of distant galaxies at faster speeds provide evidence for?

• The Solar System

• The Big Bang Theory

• The Theory of Relativity

• The Law of Gravity

Tags

NGSS.HS-ESS1-2

Line emission spectra is produced from atoms when

• electrons release energy as they move to their excited state.

• electrons absorb energy as they move to their excited state.

• electrons release energy as they return to the ground state.

• electrons absorb energy as they return to the ground state.

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NGSS.HS-PS1-2

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Why are line emission spectra of elements called "atomic fingerprints"?

• They are all the same
• They are all unique
• They are all similar
• They all contain colored light

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.HS-PS1-3

Which element(s) are found in the star's spectra below?

• Hydrogen only

• Hydrogen & Helium

• Calcium only

• Hydrogen & Calcium

Tags

NGSS.HS-ESS1-3

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