Flashcards in quiz 1/21 Deck (17):
what is electricity?
the flow of electrons from place to place
what is a gradient?
a difference in concentration of something
what is a current?
the flow of electrons, measured in amps
what is resistance?
opposition to the flow of the current, measured in ohms
what is a series circuit?
only 1 continuous path for the electricity to flow
multiple paths for electricity to flow?
what are the factors that affect resistance?
-diameter of wire
-length of wire
-temp. of wire
-type of wire
in a series circuit, what is constant?
in a paralell circuit, what is constant?
1780, researched frogs
was dissecting a frog on an iron table
touched brass hook to iron while in frog, made spark
used galvani's research to make the first battery
what was the first battery made out of?
layered zinc, salty water paper, and silver
what is an electrade?
piece of metal sitting on an electryte
what is an electrolyte?
a substance, liquid or paste, that conducts electric current
what is a terminal?
the part of the electrolyte that sticks out