Electric current does not pass easily through them.
What is an insulator?
100
A small child might stick his or her finger or a metal object into an outlet. This could cause the child to be shocked.
Why should electric outlets be covered in homes with small children.
100
Anything that pulls iron, steel and certian other metals to it.
What is a magnet.
100
A small magnet that can turn freely.
What is a compass.
100
A machine that uses an energy source and a magnet to make electricity.
What is a generator.
200
does not allow current to flow easily through it
What resistance
200
When to much current traveling through one circuit can cause an overload.
What happens when too many applicants are plugged into into one outlet.
200
A place on a magnet where magnetism is the strongest.
What is a pole.
200
One is used to draw circles, while the other is used to determine direction.
What is a drawing compass and directional compass.
200
The pulling or pushing force that exists around a magnet.
What is magnetism.
300
A circuit that connects objects one after another so that electric current flows in a single path.
What is a series circuit
300
The result of this is a current can travel to your body or worn wires can overhead and cause a fire.
What is an effect of using a frayed, cut, or broken electrical cord.
300
When two magnets repel each other and push apart.
What happens when the like poles of two magnets are placed together.
300
When the earth's magnetic field pulls charged particles from the sun and pushes them into patterns near the earth's magnetic poles. When the gases react to the air, it makes brightly colored lights.
What are the northern and southern lights.
300
The difference between a series curcuit or a parallel circuit.
Series circuit flows in a single path wyhlie a parallel circuit has more than one path for electric current.
400
When an electric current can flow through another path in a circuit and the circuit remains closed.
What happens in a parallel circuit when one part of the circuit is removed or turned off.
400
True or false: It is safe to use electricity around water, because water is an insulator.
False
400
Iron or steel.
What are the two things that magnets can pick up?
400
How is the earth magnetism useful?
What is the earth makes it possible for people to find directions using a compass.
400
Battery, wires, switch, and the light bulb.
What are the four main parts of the closed circuit.
500
When an electric current cannot flow through a circuit or the circuit is open.
What is when one part in a series circuit is removed or cut off.
500
Two ways that the unsafe use of electrcity can cause harm.
What is leaving a curling iron or hair dryer plugged in because it can start a fire and if papers or fabric are left by an electric heater, it could also start a fire.
500
True or False: Magnets attract all metal objects.
What is False.
500
The country that used lodestones thousands of years ago in order to find the direction north.
What is China.
500
DAILY DOUBLE! When negative charges would jump from the object to your body, and you would feel a shock.
What would happen if your body had a balanced number of charges adnyou touched a negatively charged object.