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positive
negative
neutral
coulombs
What is the unit for charge?
electric force
What holds protons together within the nucleus of an atom?
ground
arcing
What causes an electric charge and charges to move?
Van de Graff
electricity
What is the symbol for ground?
Why aren't birds electrocuted when they land on an electrical wire?
Two objects are charged, but don't arc. Why?
How is lightening formed?
static electricity
electroscope
open circuit
closed circuit
circuit diagram
voltage
current
resistance
wires
battery
resistor
light bulb
switch
What particles carry current?
alternating current
Does the current in a battery alternate?
direct current
When is alternating current generally used?
What is energy measured in?
What is voltage related to?
Why are electrical wires made out of copper?
When does the voltage in a circuit decrease?
Do all batteries have the same voltage?
What is the difference between different types of batteries?
What elements are used to make rechargeable batteries?
Amps
What is current measured in?
Ohms
What is resistance measured in?
conductor
What are examples of conductors?
insulator
What are some examples of insulators?
semiconductors
Why does wiring in homes have an insulator wrapped around it?
What is the role of Argon in a light bulb?
Why is tungsten used in light bulbs?
series circuit
parallel circuit
What type of circuits are commonly used in homes?
What are advantages to using parallel circuits in homes?
What happens when to many things are plugged into one outlet?
short circuit
fuses / circuit breakers
How much current is allowed to flow through a circuit breaker without it stopping the current?