Show:
Electric Charges and their movement
Static Electricity
Going With the Flow
Circuits and Such!
Magnets
100
The tiny building blocks of everything
What are atoms?
100
A particle with equal amounts of positive charge and negative charge.
What is electrically neutral?
100
This subatomic particle that flows through the wire when an electric field is present.
What is an electron?
100
This is the object that closes and opens the current in a circuit.
What is a switch?
100
A region in a magnetic material in which all the fields of the atoms all point in the same direction.
What is magnetic domain?
200
The same number of positive particles as negative particles. (charge)
What is neutral?
200
When different materials touch, __________ __________ __________ will move from one of the objects to the other.
What is negatively charged electrons?
200
This is a path in which electric charges can flow.
What is an electric circuit.
200
This is the SI unit of electric current.
What is V or voltage?
200
Every magnet has two of these where the magnetic force is the strongest.
What are magnetic poles?
300
When the positive and negative charges no longer balance, or when negative charges are built up much more than positive.
What is static electricity?
300
This is a movement of a static charge from from place to another
What is static discharge
300
Name things (2) that electrons flow easily through. Examples
What is wire, paper clips, anything metal?
300
Most electric circuits contain at least these three basic components.
What is source of energy, a useful device, a conductor in a closed path?
300
This is a current carrying wire wrapped around an iron core.
What is an electromagnet?
400
An electric charge in motion. (electrons in motion)
What is an electric current?
400
This is an imbalance of electric charge (-) on an object
What is static charge
400
Name at least 2 things that could slow the flow of electrons in a circuit.
What is wood, plastic, rubber, or glass?
400
In this circuit, devices are connected so there is only 1 closed path for current to follow.
What is series?
400
Explain how you could make the magnetic force between two magnets weaker or stronger.
What is pull them closer and farther apart?
500
When there is a break in a circuit. It can be called a _________ circuit.
What is an open circuit?
500
These are the two ways an object can be charged.
What is charging by contact & charging by induction?
500
Electrons flow from the ______ terminal to the ________ terminal. (think about a battery)
What is negative to positive.
500
This is a circuit where there is more than one close path for a current to follow.
What is parallel?
500
A magnet sticks to a refrigerator door. Therefore, the door must be _____________.
What is made of a magnetic material?