Electricity
Magnetism
Circuits
Forces/Motion
Energy
100
Electricity is the flow of ______________ through a conductor.
electrons
100
What are the charged ends of a magnet called?
The poles (north and south)
100
The circular path electrons travel in a negative to positive direction.
circuit
100
A push or pull that acts on an object, changing its speed, direction, or shape.
force
100
The ability to do work is called _______________.
energy


200
A material that electrons can easily pass through.
Electric conductor.
200

An object that stays magnetized without electricity.

Permanent magnet.


200
This type of circuit has one path and one light bulb.
Simple circuit


200
any change in position, speed, or state of matter due to force.
work
200
Energy that is stored is called this.
Potential energy


300
a material that electrons cannot pass through easily.
Electric insulator.
300

A tightly wound coil of wire that produces a magnetic field when electricity passes through the wire.

Electromagnet.

300
Most circuits have these, which open and close the circuit.
Switches


300
A force that slows motion whenever two objects rub against each other by turning mechanical energy into heat.
Friction
300
The energy of a substance or system due to its motion (for example a car moving)
Mechanical energy
400
Explain why it is unsafe to use a metal fork to remove a stuck piece of bread from the toaster.
The fork will conduct electricity.
400
Two North magnets will do this.
repel
400
This type of circuit has one path for electrons to travel, but multiple light bulbs.
Series circuit
400

A ________ is a machine that transfers an input of energy into an output of mechanical energy.

motor

400
In an electromagnetic motor, _________ energy is converted into ___________ energy. 
electrical

mechanical

500
A measure of the rate that electric charge passes through a point in an electric circuit over time; measured in amps.
Current
500

Why is an electromagnet with coils stronger than a strait wire?

Each coil produces a magnetic field, which combines to create a strong magnetic field.

500
This type of circuit has multiple paths for energy to travel. Each light is connected to the energy source by a separate path.
Parallel circuit
500
Objects in motion tend to stay in motion unless an outside force causes them to change their motion. This idea is called: _____________
Inertia
500
The motion of atoms and molecules in a substance or object as its temperature increases.
Heat energy
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