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☆☆☆☆☆convert chemical energy into electrical energy
when the fulcrum is close to the load
charges can not be created or distroyed
by decreasing time needed to do work or increasing the amount of work done
On A+ the answer is by decreasing time needed to do work"Power is energy per unit time." You can increase it or generate more energy by working harder. You can also increase it by working faster.
The devices increase resistance.
permanent magnets
A generator. It uses the heat energy from burning gasoline or a similar fuel.
making the copper wire thicker
An electric circuit is best described as a loop.
the flow of electrons
The effort arm of a lever is a part of the lever on which effort force is applied. Resistance arm of a lever is a part of the lever that exerts the resistance force.
1 Watt = 1 Joule / Second = 1 Newton-meter / Second.
-circuit damage
-overheating
-fire or explosion causes a short circuit.
ammeter
