Electric Charge and Static Electricity
Electric Circuits
Magnetism!
Electromagnets
WILD!!
100
The positively charged particles in the atom's nucleus
What is the proton?
100
All circuits must have a power source, wires, and a ______.
What is load?
100
The strongest effects of a magnet are felt at the ________.
What are the poles?
100
A _____________ is produced when electricity flows through a wire.
What is magnetic field?
100
The machine that we used to demonstrate static discharge is called the ____________________.
What is Van de Graff generator?
200
Electricity is the movement of __________ between atoms.
What are electrons?
200
A circuit that is "off" or has no electricity flowing is considered a(n) _________ circuit.
What is open?
200
Areas of atoms that are aligned north to south are called ________.
What are domains?
200
A ____________ is a coiled wire that carries electric current.
What is solenoid?
200
As charged particles enter the Earth's atmosphere at the poles, a "light show" called the ____________ can be seen.
What is aurora?
300
If two objects have the same charge, they will _________ each other.
What is repel?
300
A circuit in which all loads can be on at the same time OR individually is called a _____________.
What is parallel circuit?
300
Earth is like giant magnet. The Earth's magnetic North pole is found at the geographic ________ pole.
What is the South?
300
Increasing the number of ___________ in a solenoid increases the strength of the electromagnet.
What are loops?
300
Magnets made with iron, nickel, cobalt, or mixtures of those metals are called ______________. (pg 514)
What are ferromagnets?
400
The release of static electricity or charge from an object is called ______________.
What is electric discharge?
400
A circuit that only has one path for electricity to flow is called a __________________.
What is a series circuit?
400
The region around a magnet in which magnetic forces act is called the ______________.
What is the magnetic field?
400
An electromagnet is also made stronger by adding an _____________, like a nail.
What is an iron core?
400
This kind of material does not allow electrical charges to flow easily.
What is an electrical insulator?
500
The force of attraction or repulsion on a charged particle that is due to an electric field.
What is electric force?
500
A safety feature that automatically opens a circuit if current is too high.
What is a circuit breaker or fuse?
500
Cutting a magnet produces two magnets; each with a north and south pole. This is because magnets are magnetic at the __________ level.
What is atomic?
500
The benefit of electromagnets over regular magnets is that they can be __________________.
What is turned on and off?
500
Each D-cell battery that we used to build circuits provides ___________volts of potential energy.
What is 1.5?
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