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It comes from the Greek word "electron." However, to the Greeks that word didn't mean what it does to us; it meant the material we call amber. It's called that because one of the first noticed electrical phenomena was that if you rubbed a piece of amber with a cloth you could build up a static charge and make a small spark.
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What do you call a material that does not let electricity pass through it?
A material that does not conduct (or allow the 'passage' of) electricity is called an "insulator".
Any material that allows electricity to pass through easily?
This is called a conductor.
A meter used to measure energy consumed is called a?
Won't it be the Wattmeter, for 1W = 1Joule/second? The domestic electricity meter is a kW/hr meter.
What materials will not allow heat or electricity through?
electricity
When did Thomas Edison invent electricity?
He didn't invent electricity, but a means to use it with things like the light bulb that differed from his closest competitor Tesla. No one invented electricity. Electricity was there all along in nature. Benjamin Franklin discovered that lightening was electricity.
