Emission and Absorption Spectra

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

• Absorb energy
• Release energy

What is the light that you can see called?

• observatory light

• ultraviolet light

• visible light

• infrared light

Tags

NGSS.HS-PS4-1

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Line emission spectrum shown below happens when

• Electron transition from lower to higher energy level.
• Electron transition from higher to lower energy level.
• Electron exist in fixed energy states
• Electron transition between different energy levels.

Tags

NGSS.HS-PS4-3

Emission of light from an atom occurs when an electron

• drops from a higher to a lower energy level.
•    jumps from a lower to a higher energy level.   
•    moves within its atomic orbital.
• falls into the nucleus.

Tags

NGSS.HS-PS4-3

The picture shows an atom in the ground state absorbing energy and the electron jumps to the excited state. Which state has higher energy?

• Ground State

• Excited State

Tags

NGSS.HS-PS1-2

Look carefully at the picture. It shows an electron in the excited state on the left, and the electron returning to its ground state on the right. When the electron return to the ground state it emits a_______________________.

• blast of cold air

• electrostatic charge

• proton

• photon (light)

Tags

NGSS.HS-PS4-3

What is the order of VISIBLE light in increasing energy?

• VIBGYOR

• ROYGBIV

Tags

NGSS.HS-PS4-1

What are the type of spectra pictured called?

• Continuous Spectrum

• Emission Spectrum

• Absorption spectrum

Tags

NGSS.HS-PS4-3

A wave with a large wavelength will have a ______ frequency and _____ energy

• high, low
• high, high
• low, high
• low, low

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-5

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

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3