science

Plus de détails

Natural sources of energy

par Holy Ground

Sustainable Management of Natural Resources

par Junaina Hassan

"Elon Musk: From Science-Fiction to Science Facts"

par CARLOS DE LES

Exponents

par Jawdat Laveeza

What Is Electricity

Renewable Resource

that can be replenished naturally

Negative Charge

electrons are negative

Positive Charge

Protons are positive

watts

SI unit of power, equivalent to one joule per second

kilowatts

measure of 1,000 watts

Non-Renewable Resource

Non-renewable energy comes from sources that will run out

joules

work done by a force of one newton

volts

difference of potential that would drive one ampere of current against one ohm resistance