Units
The unit to measure voltage
Volts (V)
V= 10V
I= 5.0A
R=?
2 Ohms
P=?
I= 5.0A
V= 10.0V
P= 50W
ROUND TO NEAREST TENTH
9000
9.0 x 10^3
The unit to measure resistance
Ohms
V=?
I= 3.0 A
R= 3.0 Ohms
9 Volts
P= 12W
I= 6.0A
V=?
V=2.0V
ROUND TO NEAREST TENTH
54321
5.4 x 10^4
The unit to measure current
Amperes
Another term for voltage?
Potential Difference
E= ?
P= 10W
t= 10s
E= 100J
ROUND TO NEAREST TENTH
567 899
1.7 x 10^5
The TWO units to measure Power
Watts or Kilo-Watts
10kA= ______A?
10 000A
E= 200J
P= 100W
t= ____?
t= 2 seconds
ROUND TO NEAREST TENTH
150
1.5 x 10^2
Joules or Kilowatt-Hours
50000mV = ______V?
5.0V
E= ?
P= 2.0W
t= 1 minute
E= 120J
ROUND TO NEAREST TENTH
899 999 777
9.0 x10^8