Particle Model
Do Not Allow electrons to move
Insulator
What Gatorade is
The amount of energy needed to do work
Voltage
Piezoelectric
Crystals pressed to make electricity
Amount of Work done
Power
Negative subatomic particle
Electron
Measures amount of current
Ammeter
Unit of energy
Joule
Photoelectric Effect
Light causing electrons to become free
Unit of Power
Watt
Neutral
equal numbers of protons and electrons
What do electrons move in
Conductor
V = E / Q
E = 5 J
Q = 5 C
1 V
Chemical Potential Energy
Chemical reactions that cause electricity to be created
Power = Energy / time
Energy = 10 J
time = 1 s
10 W
What charge does wool get when it rubs a straw
positive charge
I = Q / t
Q = 20 C
t = 5 s
4 A
V = E / Q
V = 44 V
Q = 11 C
4 J
Thermoelectric
Heat energy being converted into electrical
E = VQ
V = 5 V
Q = 1 C
5 J
Electricity moving from one object to another by being touched
Conduction
I = Q / t
Q = 20 C
t = 20 s
1 A
V = E / Q
V = 25 V
E = 25 J
1 C
Kinetic Energy
Energy of motion
Cost = (Power X time X unit price) / 1000
Power = 1 W
time = 1 Hours
Unit Price = $0.10
$0.0001