Quiz3

What is the unit of measurement for current?

• Ohms

• Watts

• Amperes

• Volts

What is current?

• Electric charge is a measure of how much current flows

• 
  They have no relationship

• Current is a measure of how much electric charge flows

• 
  

  They are the same thing

What is potential difference?

• A measure of the difference in energy between two parts of a circuit

• A measure of the difference in resistance between two parts of a circuit

• A measure of the difference in charge between two parts of a circuit

• 
  A measure of the difference in voltage between two parts of a circuit

What is the unit of measurement for potential difference?

• 
  Amperes

• Volts

• Watts

• Ohms

What is needed for an electric current to flow?

• A complete path for neutrons

• 
  A complete path for electrons

• 
  

  A complete path for protons

• 
  A complete path for photons

What is the device used to measure potential difference?

• 
  Ammeter

• 
  Voltmeter

• 
  Wattmeter

• 
  

  Ohmmeter

What is the device used to measure current?

• 
  Ammeter

• 
  Voltmeter

• 
  

  Ohmmeter

• 
  Wattmeter

How is an ammeter connected in a circuit to measure current?

• In parallel with the battery

• 
  In parallel with the component

• 
  In series with the battery

• 
  In series with the component

How is a voltmeter connected in a circuit to measure potential difference?

• In series with the component

• 
  In series with the battery

• 
  In parallel with the component

• In parallel with the battery

What is the symbol for the unit of measurement for potential difference?

• 
  Ω

• 
  V

• A

• W