Absorption Spectrum

Which type of spectrum is this?

• Emission Spectrum

• Absorption Spectrum

• Continuous Spectrum

Tags

NGSS.HS-ESS1-2

The hydrogen cloud would....

• absorb energy from the source

• emit energy from the source

• be irrelevant

• decrease the frequency of the photons

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which drawing represents the process by which an absorption line is formed?

• A

• B

• C

• D

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

For an electron to change from ground state to an excited stated it must...

• Absorb energy

• Release energy

Tags

NGSS.HS-PS1-2

Which element is not present in the mixture?

• Element Z

• Element X

• Element D

• Element A

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

When an electron on hydrogen jumps from n=2 to n=1, it emitts a specific wavelength of light. It can jump from n=1 to n=2 by absorbing ______.

• A different wavelength

• The same wavelength

• Any wavelength

Tags

NGSS.HS-PS4-3

What is an absorption spectrum?

• A spectrum of light absorbed by a substance

• A spectrum of light emitted by a substance

• A spectrum of light reflected by a substance

• A spectrum of light transmitted through a substance

Tags

NGSS.HS-PS4-4

Which of the following best describes the appearance of an absorption spectrum?

• Continuous spectrum with dark lines

• Bright lines on a dark background

• Uniform color with no lines

• Randomly scattered bright and dark spots

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-4

In an absorption spectrum, what do the dark lines represent?

• Wavelengths absorbed by the material

• Wavelengths emitted by the material

• Wavelengths reflected by the material

• Wavelengths transmitted through the material

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Which instrument is commonly used to observe absorption spectra?

• Spectrometer

• Microscope

• Telescope

• Barometer

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4