Name:    9th Grade Physics- Electricity Practice Test 2

Multiple Choice
Identify the choice that best completes the statement or answers the question.

1.

If your clothes have an equal amount of protons and electrons your clothes are considered
 a. positive c. negative b. neutral

2.

Use Ohm’s Law to calculate the volts of a circuit that includes a 2 amps and a 8 Ohm resistor.
 a. 1/4 Ohms c. 16 Ohms b. 6 Ohms d. 4 Ohms

3.

If electrons are removed from a neutrally charged object the object will become
 a. positive c. neutral b. negative

4.

The current is greatest at which point in the circuit, given that the electrons travel in a clockwise direction from the power source?
 a. A c. C b. B

5.

The diagram above is an example of which type of circuit?
 a. series c. parallel b. series and parallel

6.

Use Ohm’s Law to calculate the resistance of a circuit that includes a 2 amps and a 10 volt power supply.
 a. 5 Ohms c. 20 Ohms b. 1/5 Ohms d. 8 Ohms

7.

Use Ohm’s Law to calculate the current of a circuit that includes a 4 ohm resistor and a 12 volt power supply.
 a. 48 Amp c. 16 Amps b. 3 Amps d. 1/3 Amps

8.

If your clothes have a greater  amount of electrons than protons your clothes are considered
 a. neutral c. negative b. positive

9.

Identify the correct result of a negatively charged balloon clinging to a wall.
 a. A c. C b. B d. D

10.

A positive charge and a positive charge will
 a. create a neutral charge c. remain unchanged b. repel d. attract

11.

Batteries store energy in the form of electrons, when a battery is linked in a circuit the electrons will flow from
 a. negative to neutral c. positive to neutral b. positive to negative d. negative to positive

12.

The diagram above is an example of which type of circuit?
 a. parallel c. series b. series and parallel