Quiz about Electricity and Electromagnets

Question 1

The result of electrons being pulled form one surface to another

Accepted Answer

Static Electricity

Answer

Electrical Current

Answer

Circuit

Answer

Magnetic Field

Question 2

HOW/ WHAT electricity flows to power things like a light blub. Think: the path electricity takes to power things is through a...

Accepted Answer

Circuit

Answer

Static Electricity

Answer

Electrical Current

Answer

Magnetic Field

Question 3

The FLOW of electrons through a conductor

Accepted Answer

Electrical Current

Answer

Static Electricity

Answer

Circuit

Answer

Magnetic Field

Question 4

Materials that electrons can flow through easily.

Accepted Answer

Conductor

Answer

Insulator

Answer

Electrons

Answer

Protons

Question 5

Materials that electrons can NOT flow through easily.

Accepted Answer

Insulator

Answer

Conductor

Answer

Electrons

Answer

Protons

Question 6

A magnet that has a conductor wrapped around it and can be turned off and on.

Accepted Answer

Electromagnet

Answer

Attraction

Answer

Resistance

Answer

Circuit

Question 7

Which THREE things make up an electromagnet?

Accepted Answer

Battery

Accepted Answer

Wire

Accepted Answer

Conductor

Answer

Magnet

Question 8

A buildup of electrical charges on material is called ______.

Accepted Answer

static electricity

Answer

static flow

Answer

electrical charges

Question 9

A piece of rubber or wood is an example of an _______

Accepted Answer

insulator

Answer

conductor

Answer

circuit

Question 10

Why did Abigail's hair stand up?

Accepted Answer

a buildup of electric charge on something

Answer

a repelling between electrons

Answer

an electric circuit

Answer

a flow of protons

Question 11

What happens when a copper wire is connected to both ends of a battery?

Accepted Answer

an electric current

Answer

an electrostatic discharge

Answer

a power source

Answer

static electricity

Question 12

What is a device made of a battery, a nail, and a copper wire that transforms electrical energy into something else?

Accepted Answer

electromagnet

Answer

electric generator

Answer

electric motor

Answer

electric switch

Question 13

Sophia rubs a comb with a wool cloth and holds it near some bits of paper.

What is most likely to happen?

Accepted Answer

The paper bits are attracted to the comb and stick to it.

Answer

A spark jumps between the paper bits and the comb.

Answer

The paper bits move away from the comb.

Answer

The paper bits are not attracted to the comb.

Question 14

What happens when two negatively charged balloons are brought close to each other?

Accepted Answer

The balloons repel each other.

Answer

The balloons neither repel nor attract each other.

Answer

The balloons both gain electric charges.

Answer

The balloons attract each other.

Question 15

Elijah charges a balloon negatively with wool. What happens if he holds it near a wall, and why?

Accepted Answer

The balloon will stick to the wall because the negatively charged balloon is attracted to the uncharged wall. (It pushes the negatives away and is attracted to the positives)

Answer

The balloon will not stick to the wall because the negatively charged balloon is repelled by the negatively charged wall.

Answer

The balloon will stick to the wall because a negatively charged object is attracted to the negatively charged wall.

Question 16

What role does the battery play in a circuit?

Accepted Answer

to be a power source

Answer

to slow the flow of electricity

Answer

to connect the components

Answer

to use electric current

Question 17

What happens when a wooden rod replaces a metal rod in a circuit with a battery and bulb?

Accepted Answer

unlit bulb

Answer

brighter bulb

Answer

warmer bulb

Answer

flashing bulb

Question 18

Why won't the circuit conduct electricity?

Accepted Answer

The circuit is not a complete loop or circle.

Answer

The paper clip stops the electric current.

Answer

The light bulb uses the electric current.

Answer

The circuit lacks a power source.

Question 19

Which object is incorrectly classified as a conductor?

Accepted Answer

wooden craft sticks

Answer

silver bracelet

Answer

plastic bottle

Answer

glass bead

Question 20

Which item should be used to complete a simple circuit?

Accepted Answer

metal coin

Answer

wooden toothpick

Answer

plastic straw

Answer

glass bead

Question 21

Which lab supplies are needed to build an electromagnet?

Accepted Answer

1,3,4

Answer

1,2,3

Answer

2,3,5

Answer

3,4,5

Question 22

Which item could be placed where the question mark is to complete the circuit?

Accepted Answer

steel screw

Answer

wax candle

Answer

plastic marker

Answer

fabric pillow

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