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Electrical Energy

Mrs. Fernan - Grade 5

QuestionAnswer
An atom with a positive charge has extra... protons
A gap in a circuit is opened or closed by a ... switch
The “like” poles of 2 magnets... N and N S and S repel
The steam that turns a turbine can be produced by... burning oil, burning coal, in a nuclear reactor
The electric charge of protons... positive
Lightning is caused by moving... electrons
3 kilowatts = watts 3,000 watts
When electricity flows through a wire the wire becomes... magnetic
This can occur when electrons move between a cloud and a cloud; a cloud and the ground; and within a cloud... lightning
Batteries change chemical energy into... electrical energy
Electric companies charge their customers by the number of _________ used. kilowatt hours
The magnet in a generator is turned by a... drive shaft
Metal is a good example of a.. conductor
A GFCI outlet helps prevent... electric shocks
A unit that measures how strongly the electrons in a wire are pushed... volts
A generator is run by a _________ _____. drive shaft
The part of the atom that can rub off from one atom to another... electron
Giant sparks of moving electric charges is called... lightning
Electricity flows steadily in an ____________ ___________ electric current
Fuses, GFCI outlets, circuit breakers are special switches that.... protect people
A special switch that controls the temperature... thermostat
3,000 watts = kilowatts 3 kilowatts
An electric stove uses an electric current of... 220 volts
The 2 magnetic poles are... North and South
Burning oil, water fall, nuclear reaction...can all be used to turn a turbine in a _________ generator
Electricity can make magnetism and magnetism can make __________________ electricity
The drive shaft, a strong magnet, a coil of wire are the 3 main parts of a... generator
The electric charge of electrons... negative
Plastic is a good example of an... insulator
A generator can change mechanical energy to _________ _______ electrical energy
This controls the flow of electricity in a circuit... a switch
Created by: fernanm
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