Circuits
Charges
Magnetism
Current
Surprise!
100
A circuit is a __________________ path in which electricity flows.
What is closed
100
The nucleus contains ________________ and ___________________.
What is protons and neutrons
100
Every magnet contains
What is a north and a south pole
100
The path for electric current to flow
What is a circuit
100
Molten _______ and ________ in the earth's core cause it to act like a magnet.
What is iron, nickel
200
The three components of a simple series circuit are the electrical device, source of electric energy and _____________.
What is an electric conductor
200
Two positively charged particles _____________ each other.
What is repel or push
200
A magnet attracts ____________.
What is iron
200
Most homes and businesses use _______________ current.
What is alternating
200
A neutron has ____________ charge.
What is no (charge)
300
An electric circuit that has only one path for the current to travel is called
What is a series circuit
300
A particle containing 7 protons and 3 electrons gains 5 more electrons. The particle now has a __________ charge.
What is negative
300
The relationship between electricity and magnets
What is electromagnetism
300
An electric current that flows in only one direction is classified as
What is direct current
300
Holiday string lights are an example of what kind of circuit
What is series
400
A circuit that has multiple paths for electricity to travel is a
What is parallel circuit
400
Lightning is an example of a quick _____________ __________
What is electric discharge
400
In some materials, atoms are grouped in ___________ __________.
What is magnetic domains
400
As electrons move from atom to atom, they can transform into light or ________________ energy.
What is thermal
400
Who decided to use alternating current to transmit energy
Who is Nikola Tesla
500
The measurement of the amount of energy it takes to move a coulomb of electrons through a circuit
What is a voltage
500
Plastic, glass and wood are all examples of
What are electric insulators
500
Earth's magnetic south pole is located near its
What is geographical north pole
500
Because of their motion, moving electrons contain ___________ _____________.
What is kinetic energy
500
The reason a balloon sticks to a wall after being rubbed on your head (creating static electricity)
What is electric charges cannot travel through the rubber
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