The power of electricity
Static
Voltage and electric potential energy
Parallel and series curcuits
Electrical energy in the home
100
What does bateries supply electrons with?
What is Electrical potential Energy
100
What is it called when electric charges build up on a item?
What is Static charge
100
What is electric potential energy measured in?
What is joules
100
Which circuit only follows one path?
What is a series circuits
100
What can electrical energy be converted to?
What is sound, heat or light
200
What is electric potential energy measured in?
What is Joules
200
How does a positive object become neutral?
What is picking up an even amount of electrons
200
What is another way to say electric potential difference?
What is Voltage
200
One bulb goes out in a circuit and the rest stay on, what kind of circuit is this?
What is parallel circuits
200
(Blank) is the % of energy that is converted into a useful form
What is Efficency
300
What is measured in watts and is the rate that electrical energy is transformed into another type of power?
What is Electrical Power
300
What can cause electrons to move between objects?
What is friction
300
The greater the difference in potential energy the (Blank) the energy or force that pushes the electrons
What is Higher
300
What happens to voltage in a parallel curcuit
What is the loads have the same voltage
300
What does turning off your lights do when they are not in use?
What is reducing electrical consumption
400
How much energy would be used if a hairdryer with 1500w rating uses 1500 j of electric energy each second?
What is 2250000
400
How is lightning formed?
What is lightning forms when clouds discharge excess electrons.
400
What unit is voltage / potential difference measured in?
What is volts
400
When you place resistors in a series circuit the total resistance (blanks)
What is increases
400
What is the type of energy generators that uses water
What is a hydroelectric energy
500
What is a large unit of electrical energy
What is Kilowatt hour
500
What unit is electric charge measured in?
What is Coulombs
500
The types of metal used in the elctrode helps determine?
What is The amount of voltage in a cell
500
What happens to the brightness of a light in a series cirucit when more are added
What is the brightness decreases
500
What are 3 problems with generating electricity?
What is Safety, cost of production and impact on the enviroment
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