Show:
Electricity History
Magnetic Ideas
Safety Measures
Breaker, Breaker
Electrifying Scientists
100
This fossilized tree sap was called "elektron" in ancient Greek and gave us the name electricity.
What is amber?
100
Every magnet has opposite forces called __________; one is north and one is south.
What are poles?
100
Because this is a conductor, you should never touch anything when you are wet.
What is water?
100
When you switch off a device, you are breaking this.
What is a circuit.
100
This man flew a kite with a key on it during a lightning storm and discovered the powerful uses of electricity.
Who is Benjamin Franklin
200
This is the smallest particle of matter and without it we would not be playing this game right now.
What is an atom?
200
Like (same) magnetic poles push away from each other or ____________.
What is repel?
200
When there is _____________ outside, stay indoors!
What is lightning?
200
When this melts, a circuit is broken and a fire is prevented.
What is a fuse?
200
This ancient Greek thinker found that if you rub cloth with a piece of amber, the cloth attracts objects such as feathers.
Who is Thales?
300
This is the orbiting part of the atom with a negative charge.
What is an electron?
300
Opposite poles on a magnet __________________ or pull towards each other.
What is attract?
300
If something starts to smoke when you plug it in, ____________ it fast!
What is unplug?
300
These are wires that can carry gigantic amounts of electricity without getting too hot.
What are superconductors?
300
This man knew about magnetic lodestones that attracted metal.
Who is Aristotle?
400
This is the positive part of the atom that stays put in the middle with the neutrons.
What is a proton?
400
Using the principle of magnetism has allowed modern _____________ to hover, float or levitate.
What are trains?
400
This measures the strength of an electric current.
What is an ampere or amp?
400
These common household items can prevent fires and once they have done their jobs can be switched back on instead of buying another fuse.
What are circuit breakers?
400
This man produced the first batteries by putting two metals together in a salt solution.
Who is Alessandro Volta?
500
When electrons flow, we call this flow a ______________.
What is current?
500
Because the Earth has a ________________ ____________, compasses point north.
What is magnetic field?
500
When electricity flows in only one direction, we all in ______________ ____________ or DC power.
What is direct current?
500
These materials slow the flow of electrons and protect us from being shocked.
What are insulators?
500
In 1820, this Danish scientist discovered that electricity could be used to make magnets and magnets could be used to make electricity.
Who is Hans Christian Oersted?