Voltage, Current, Resistance, and Power

Energy is...

• The ability to do work
• Excited electrons
• A battery producing electricity
• The ability to move things faster

How many Volts would it take to push 1 Amp through a resistance of 1 Ohm

• 10 volts
• 1 volt
• 48 volts
• 5 volts

What 'flows' in a wire?

• Protons
• Neutrons
• Atoms
• Electrons

Tags

NGSS.HS-PS2-5

A Charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance

• 58 Amps
• 0.33 Amps
• 13 Amps
• 1 Amp

If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the voltage difference across the light bulb?

• 5 V
• 12 V
• 0.2 V
• 20 V

What is the meaning of resistance?

• A natural sources of energy found on this earth

• The study of electric charges that are not moving

• Complete route that allows electric current to flow through it

• The ability of a conductor to resist the flow of electric current through it

Current has units: 

• kilowatt·hour 
• ampere 
• coulomb 
• volt 

Voltage is measured in __.

• volts.
• watts.
• coulombs. 

What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts

• 15 Ohms
• 4 Ohms
• 0.3333 Ohms
• 2 Ohms

What is electric current?

• Electric current is a conductor of electric

• Electric current is the rate of electrical charges

• Electric current is the electric potential difference

• Electric current is the ability of a conductor to resist the flow of electric current