Batteries facts Flashcards
what are the 4 parts of a battery
- an anode
- a cathode
- shell/case
-the electrolyte
what is an electrode
A material that electricity can flow
through
e.g. metal and graphite
what is an Electrical Insulator
A material that electricity cannot
flow through
e.g. wood and plastic
what is an Electrolyte
A substance that completes the
circuit in a battery(liquid between the battery)
eg lithium (saltwater) or Sulphuric
Acid.
what is voltage
The strength of the push of
electricity around a circuit.
what counts as one electrical cell in a battery ( a clump of cells)
Two electrodes and an
electrolyte
how can voltage be changed
- changing electrodes
- changing electrolytes
- changing number of cells in a battery
what is a battery
Multiple electrical cells
joined together
what is a salt bridge
Filter paper soaked in salt solution.
Used to complete a circuit in a
chemical cell.
two metals you could use for a battery
magnesium + copper
