Electrical current
what does AC stand for?
alternating current
what power source is made with lithium?
Batteries
who was fighting
Britain and France
what is it called when you rub a balloon on your head and your hair stands up
Static electricity
what is a chemical cell?
A device that converts chemical energy to electrical energy. A battery is an example
what does DC stand for?
Direct current
what tube takes power in but if there is to much power it breaks.
A Fuse
where were they fighting
North america
what is ohms law
that the ratio of voltage (V) to current (I) is a constant for each material. This ratio is the resistance (R) of the material
what is a solar cell
A device that converts solar energy to electrical energy. A solar powered light is an example of a solar cell being used.
I x R
what does V stand for?
voltage
when did the war begin
1754
what shape is ohms law show in?
A triangle
what is a generator
A device that converts mechanical energy to electrical energy. A hydroelectric dam is an example of a generator
what does R equal?
V/I
what does "I" stand for?
Amperes
when did the war end
1763
what does electric power equal?
voltage × current, or P = V × I
how are wires used
Wires connect the different parts of the circuit
what does I equal
V/R
Omega Ω
Treaty Of Paris
how many parts does every circuit have?
three basic parts
what is a load
an item that actually uses the electricity that is transferred through the circuit