Are you up to the challenge? Here is a set of 20 questions to tax you to the max about electricity - what it is, how it works, and anything else that is on this site. After answering all of the questions, click "Check Answers" and you will see how many you got right. If you want to see the correct answers, click "Show Answers." Finally, to clear all the choices, click "Reset." If you didn't see a blue message saying "You have JavaScript," your browser isn't JavaScript enabled, so you can't do this quiz.

1)What is an example of alternative energy?
Coal
Corn oil
Natural gas

2)How can you save electricity?
By turning off lights
By eating
By leaving lights on

3)What is an advantage of nuclear power?
Lots of waste
Produces a lot of energy
Eats dinner

4)What is reclamation?
Strip-mining
The opposite of strip-mining
Recycling

5)How can electricity be generated?
By rubbing a balloon on your head
By watching TV
By eating lots of fruits and vegetables

6)What is a disadvantage of a nuclear reactor?
Lots of energy
Lots of waste
It splits atoms

7)What is a fossil fuel?
A green rock
Natural gas, oil or coal
A hard fossil

8)What is the energy that can be strip mined?
Solar
Water
Coal

9)Where is most geothermal energy located in the US?
Under cities
In the wilderness
Washington, DC

10)Alessandro Volta made the first
Light bulb
Telephone
Battery

11) Who built the first electric generating machine?
Nikola Tesla
Alessandro Volta
Otto Von Guericke

12)Who made the first DC (direct current) transmitter?
Nikola Tesla
Thomas Edison
André Ampère

13) What is a disadvantage of fossil fuels?
It causes acid precipitation
It is a renewable resource
There are only two different kinds of fossil fuels

14) Fill in the blank: Thales observed static electricity when he rubbed _____ and wool together.
Iron ore
Amber
Wheat

15) Fill in the blank: Thomas Edison made the first _____ light bulb.
Fluorescent
Incandescent
Strongest

16) True or False: Solar energy is a non-renewable energy source.
True
False

17) True or False: Ohm's Law is a way to find out resistance, voltage, and amperage. Ohm's law states that amperage=ohms/voltage. True or False?
True
False

18) Appliances in our homes today run on
Indirect current
Direct current
Alternating current

19) Wind power, as a source of energy, is
Clean and expensive
Clean and inexpensive
Polluting and inexpensive

20) What is one reason that we have power failures?
Because a stone falls from the house gutters
Because lightning hits a rock
Because a tree breaks the power line

Your score:

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