circuit and electricity Flashcards
what comes first positive or negative
positive
what is a current
how fast the electrons are flowing
what is a current meassured in
amps
what is the instrument that measures current
ampmeter
what is the symbol of current
I
what is voltage
the preassure that pusses electricity
what is the symbol of voltage
v
what is voltage measured in
voltage
what is the instrument that measures voltage
voltmeter
does the current change in a parrael cirrcuit
yes
does the current change in a circuit in seires
no
how do you add the voltmeter in a circuit
parrel
T OR F
in a circuit in series the voltage across the battery is not equivilent to the sum of voltage across all the componants
*
FALSE
name 2 types of data
quantative and qualaltive
which type of data mostly uses numbers
quantative
which type of data mostly uses letters
qualative data
name 3 wires
live nutral and earth wires
what does the live wire do
carrys electricity to
what does the nuetral wire do
carry electricity away
what does the earth wire do
prevent shock
what holds the wires in place
cable grip
what does the fuse do
break the circuit if the current is too high
