Battery Power

Front

electricity

Back

a form of energy resulting from the existence of electrons being moved

Front

negative charge

Back

an object is negatively charged if it has excess of electrons

Front

copper

Back

a reddish, brown metal

Front

Washer

Back

a small flat ring made of metal fixed under a bolt to tighten things

Front

battery

Back

a small container where chemical energy is converted into electricity

Front

positive charge

Back

an object is positively charged if it has a deficit of electrons

Front

conductor

Back

a material that allows electricity to flow through it easily, like copper or aluminum

Front

insulator

Back

a material that does not allow electricity to flow through it easily, like rubber or glass

Front

voltage

Back

the measure of electric potential energy per unit charge, often referred to as electric pressure

Front

current

Back

the flow of electric charge, measured in amperes (A)