Lesson 1 review
Lesson 2 review
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All the lessons
Vocabulary
100
How many electrochemical cells are in a battery?
one or more.
100
Is water a conductor or insulator?
conductor
100
What is one example of thermal energy?
hair dryer
100
How many volts come in to your home if there was not a step-down transformer?
500,000 volts or more.
100
What is the meaning of static electricity?
an electric force between non moving electric charges
200
True or false will two negative charged balloons repeal each other?
true
200
What type of circuit if you take a light bulb out the stay on?
a series circuit
200
What is one example of mechanical energy?
a saw
200
How many volts come into your home?
240 volts
200
What is a conductor?
a substance that carries electricity well
300
What do hydroelectric power plants run on?
water
300
What is different between a series and a parallel circuit?
Series is open and parallel circuit is closed
300
What is a step-down transformer?
It lowers volts
300
What is a way to make electricity?
solar power,water,wind
300
What is a electric motor?
Changes electrical energy into mechanical kinetic energy.
400
What will happen when to negative object hit one another?
they will repel
400
If you take out a light bulb in a parallel circuit will they all stay on?
yes
400
How many volts do some house hold appliances use?
120 volts
400
What are three household appliances that run on 240 volts?
water heaters,clothes dryers,and air conditioners.
400
What is a insulator?
a substance that doesn't carry electricity well
500
Will electrons attract to plastic?
No the electrons on the object will jump off it.
500
Is electricity safe?
no
500
What is one example of radiant energy?
light bulb
500
What is a step-up transformers job?
It increases the voltages.
500
What is a switch?
A movable section of a circuit that can open or close a path of electricity.
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