Quiz about Milady Electricity

Question 1

What type of circuit is this?

Accepted Answer

Parallel

Answer

Series

Answer

Simple

Question 2

What type of circuit is pictured?

Accepted Answer

series

Answer

parallel

Question 3

What is the voltage at V1 (resistance is the same at all resistors)

Accepted Answer

9V

Answer

3V

Answer

6V

Answer

12V

Question 4

Which of the following charge pairs would repel each other? (Choose all that apply)

Accepted Answer

negative and negative

Accepted Answer

positive and positive

Answer

positive and negative

Answer

negative and positive

Question 5

Electricity that flows constantly in one direction on a given path.

Accepted Answer

current electricity

Answer

static electricity

Answer

electron pathway

Answer

conductor

Question 6

What type of energy transformation occurs in a battery-powered flashlight?

Accepted Answer

Chemical to Electrical to Light

Answer

Electrical to Chemical to Light

Answer

Light to Chemical to Electrical

Answer

Chemical to Light to Electrical

Question 7

Determine how the following factor would affect the amount of resistance: longer wire

Accepted Answer

increase resistance

Answer

decrease resistance

Answer

would not affect resistance

Question 8

Determine how the following factor would affect the amount of resistance: cooler temperature

Accepted Answer

decrease resistance

Answer

increase resistance

Answer

would not affect resistance

Question 9

If you increase the size of the resistor and keep the voltage the same, what will happen to the current?

Accepted Answer

Current will decrease

Answer

Current will increase

Answer

Current will stay the same

Question 10

The unit for current is the

Accepted Answer

Amp

Answer

Volt

Answer

Ohm

Answer

Electron

Question 11

In a series circuit, how is the brightness of a light bulb affected when another bulb is connected?

Accepted Answer

It gets dimmer

Answer

It gets brighter

Answer

It stays the same

Answer

It goes out

Question 12

In a _________ circuit, if one bulb goes out then the entire circuit doesn't work.

Accepted Answer

Series

Answer

Parallel

Question 13

What is the voltage at the battery?

Accepted Answer

28 V

Answer

9.33 V

Answer

10 V

Answer

12 V

Answer

22 V

Question 14

If a fourth resistor was added, what would happen to the total voltage of the circuit?

Accepted Answer

total voltage would stay the same

Answer

total voltage would increase

Answer

total voltage would decrease

Question 15

Richard designed an experiment to test different materials to determine if they were an insulator or a conductor. He tested a wooden Popsicle stick, a plastic spoon, a metal spoon, and an eraser. He set up a simple circuit connecting a battery to a light bulb with a small gap. One at a time he connected the circuit with the chosen test materials and recorded whether the light bulb came on.

Based on what you know about electrical conductors, which material made the bulb shine?

Accepted Answer

A metal spoon

Answer

The wooden Popsicle stick

Answer

A plastic spoon

Answer

An eraser

Question 16

The diagram shows an electrical circuit with a buzzer.

The students noticed that the buzzer was not making any sounds.

What could be done to make this buzzer work?

Accepted Answer

Close the switch to make a complete circuit

Answer

Add another battery to the circuit

Answer

Replace the buzzer with a light bulb

Answer

Switch the wires to make a better connect

Question 17

The diagram shows an electrical circuit.

What object below could be placed in the open space to act as a conductor and complete the circuit?

Accepted Answer

penny

Answer

toothpick

Answer

eraser

Answer

crayon

Question 18

Which of the following is the best example of static electricity?

Accepted Answer

clothes getting stuck together in a dryer

Answer

a light bulb turning on with a switch

Answer

a doorbell ringing when it is pressed

Answer

using a computer to search the internet

Question 19

What is the primary function of a circuit breaker in an electrical circuit?

Accepted Answer

To prevent overload by breaking the circuit

Answer

To increase the voltage

Answer

To decrease the current

Answer

To convert AC to DC

Question 20

Which of the following materials is considered a good conductor of electricity?

Accepted Answer

Copper

Answer

Rubber

Answer

Glass

Answer

Wood

Question 21

What happens to the resistance of a wire as its temperature increases?

Accepted Answer

Resistance increases

Answer

Resistance decreases

Answer

Resistance remains the same

Answer

Resistance becomes zero

Question 22

In a parallel circuit, what happens to the total resistance when more resistors are added?

Accepted Answer

It decreases

Answer

It increases

Answer

It remains the same

Answer

It becomes infinite

Question 23

What is the role of a transformer in an electrical circuit?

Accepted Answer

To increase or decrease voltage

Answer

To store electrical energy

Answer

To convert electrical energy to mechanical energy

Answer

To measure electrical current

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