Unit 11 Review

Match the following

• Amps (A)

• Current

• Ohms (Ω)

• Resistance

• Volts (V)

• Voltage

Materials that allow electrons to flow easily and therefore, allow electrons to pass through are called

• Conductors

• Insulators

• Amplifiers

• Transformers

Which of the following is an example of an insulator?

• Wood

• Gold

• Steel

• Copper

Which of the following is an example of an conductor?

• Wood

• Silver

• Rubber

• Plastic

The circuit in the picture is an example of

• Wire circuit

• Series Circuit

• Parallel Circuit

• Resistor Circuit

The circuit in the picture is an example of

• Parallel Circuit

• Series Circuit

• Open Circuit

What is the equation used to calculate current ( I )?

• I = V/R

• I = P/Q

• I = V x R

• R = I / V

How much current would flow through a circuit that has 100 Ω of resistance if powered by 5V?

• 0.05 A

• 5 I

• 5 A

• 500 A

How much resistance allows a 12 V battery to produce a current of 0.8A ?

• 10Ω

• 15Ω

• 20Ω

• 9.6 Ω

What is the voltage across a 10Ω circuit element that draws a current of 4A?

• 20V

• 40V

• 80V

• 60V