Electricity and Ohm's Law

What type of circuit is pictured?

• series

• parallel

What would happen if in a circuit the voltage is increase?

• The time would increase

• The current would increase

• The current would decrease

• The current would stay the same

What needs to be done to this circuit so that the lamp lights up?

• Close the switch

• Add a source and close the switch

• Add another lamp

• Add another lamp and a switch

Tags

NGSS.MS-ETS1-2

Electricity that flows in a closed path is called a

• path

• current

• circuit

• light

Electricity is the flow of _________.

• protons

• neutrons

• electrons

Tags

NGSS.HS-PS3-5

What is the equation for Ohm's law?

• V = I + R

• V = I * R

• V = I ^ R

• V = R / I

If the voltage is 18 volts and the current is 6 amps, what is the resistance?

• 9 ohms

• 12 ohms

• 5 ohms

• 3 ohms

If the voltage is 12 volts and the current is 3 amps, what is the resistance?

• 6 ohms

• 4 ohms

• 10 ohms

• 2 ohms

If the voltage is 24 volts and the resistance is 6 ohms, what is the current?

• 8 amperes

• 4 amperes

• 2 amperes

• 12 amperes

If the resistance is 8 ohms and the current is 4 amps, what is the voltage?

• 12 volts

• 20 volts

• 32 volts

• 40 volts