When something is grounded, what happens to the excess electrical charge?
What is It is drained into the Earth.
100
Electrical current is measured in __________.
What is amperes?
100
Copper is an example of what?
What is a conductor?
100
What variable does Ohm's law NOT describe?
What is power?
200
If an atom gains an electron, what is its charge?
What is negative?
200
Voltage measures __________.
What is the energy electrons have?
200
A long, thin wire has __________ than a short, thick wire.
What is greater resistance?
200
What flows in an electric circuit?
What is electrons?
200
What is the current in a toaster if the toaster uses 1500 W of power when plugged into a 110-V wall outlet?
What is 13.6 A?
300
An atom has lost an electron to have a charge of +1. It is now __________.
What is an ion (cation)?
300
Feeling a shock from a metal door handle is an example of an __________.
What is electric discharge?
300
Why do wires with a current running through them get hot?
What is because resistance causes heat.
300
How do insulators and conductors differ?
What is Insulators do not allow electrons to pass through them easily and conductors do.
300
As voltage increases, what happens to current?
What is increases?
400
What force keeps protons and neutrons together in a nucleus?
What is strong nuclear force?
400
A lightbulb is plugged into a wall outlet. If the lightbulb has a resistance of 200 ohms and the current of the lightbulb is 0.6 A, what is the voltage provided by the outlet?
What is 120 V?
400
What do you feel when you receive an electric shock?
What is current?
400
A. What kind of circuit has only one path for current flow?
B. What kind of circuit has more than one path for current flow?
A. What is series circuit? B. Parallel Circuit
400
As resistance increases, what happens to current?
What is decreases?
500
What happens to the strength of an electrical field as you get closer to it?
What is gets stronger?
500
How much energy is needed to run a 50-W lightbulb for 5 hours?
What is 0.25 kWh
500
When devices are added to a series circuit, what happens to the current?
What is It decreases.
500
Why do batteries run down?
What is the electrons in the chemicals are used up
500
What is the equation to calculate electrical power?