Electromagnetic Spectrum Review

A certain photon of light has a wavelength of 4.22x10^-7nm. What is the frequency? (v=c/λ)

• 7.11x10¹⁴ Hz
• 7.11Hz
• 1.41x10^-15
• -1.41x10¹⁵

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NGSS.HS-PS4-1

Select the correct order of waves on the EMS 

• Radio, Micro, Infra, Visible, Ultra, X-ray, Gamma
• Gamma, X-ray, Ultra, Vis, Infra, Micro, Radio
• Vis, Micro, Infra, Ultra, X-ray, Gamma, Radio
• Micro, Radio, Vis, Infra, Ultra, X-ray, Gamma

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NGSS.HS-PS4-1

The blue section of the wave is measuring _________________.

• wavelength
• crest
• trough
• amplitude 

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NGSS.HS-PS4-1

What is a photon?

• When radiation burst through electric waves
• The emission of electrons from a metal caused by light striking the metal
• The rate at which a waves energy flows through a given unit of area.
• packets of electromagnetic energy

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What is the energy of a quantum of light with a frequency of 7.39x10¹⁴Hz.(E=Hv)

• 4.88x10¹⁹
• 4.88x10^-19
• 2.22x10²³
• 2.22x10^-23

Tags

NGSS.HS-PS4-1

According to the Bohr Model, electrons are only found in specific orbits around the nucleus called __________________________

• Energy Levels
• Electron Lanes
• Electron Places
• Atomic Mass

When atoms _____________ energy, their electrons move to higher energy levels. These electrons _____________ energy by emitting light when they return to lower energy levels.

• lose, absorb

• absorb, lose

• lose, lose

• absorb, absorb

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When an electron moves from n=4 to n=1, what wavelength of energy is emitted?

• 97 nm

• 410 nm

• 434 nm

• 1282 nm

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Emission spectra (bright line spectra) are created when electrons move from ___.

• higher to lower energy levels.

• lower to higher energy levels.

• s orbitals to p orbitals.

• one atom to a different atom.

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Which type of spectra measures the light that a gas absorbs and produces dark lines?

• Absorption spectra

• Emission spectra

• Continuous spectra