Unit 3 electron pretest

The number of waves that pass a given point every second

• Frequency

• Wavelength

• Energy

• Electromagnetic Spectrum

• I don't know

Tags

NGSS.HS-PS4-1

The unit of distance between two waves

• Frequency

• Wavelength

• Energy

• Electromagnetic Spectrum

• i don't know

Tags

NGSS.HS-PS4-1

Which two variables of the electromagnetic spectrum have a direct relationship?

• Crests and trough

• energy and frequency

• wavelength and energy

• frequency and wavelength

• I don't know

Tags

NGSS.HS-PS4-1

As wavelength increases: frequency,_____________ and energy ______________.

• Increases; decrease

• Increases; increases

• Decreases; decreases

• Decrease; increases

• I don't know

Tags

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
• I don't know

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

• I don't know

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

In which state does an electron have the least amount of energy?

• Excited state

• Ground state

• Orbital

• Stable state

• I don't know

Part D is called the -?-

• barrel

• air collar

• gas control

• gas inlet

• I don't know

Part D is used for...

• burning the gas

• controlling the amount of natural gas

• controlling the amount of oxygen allowed

• stability

• I don't know

Tags

NGSS.HS-ETS1-3

Which part of the Bunsen flame is the hottest?

• A

• B

• C

• D

• I don't know

Tags

NGSS.HS-PS3-4