Energy Flashcards
(10 cards)
what are the 3 fossil fuels?
coal, oil, and Natural gas
What are the 2 types of energy resources?
Renewable and non renewable energy
What are the types of non renewable energy resources?
oil coal and natural gas
What are the types of renewable energy resources?
Geothermal, hydroelectric, solar power, wave energy, biomass, wind energy, tidal energy and nuclear energy.
What unit is power measured in?
Watts
What is the equation to work out power?
Power=energy
———
time
What is the law of the conservation of energy?
Energy can neither be created or destroyed.
What is energy measured in?
Joules (J)
when were fossil fuels created?
Millions and millions of years ago.
how are fossil fuels formed?
Millions of years ago, plants photosynthesised and stored the suns energy. plants fell into swampy water and prevented them from rotting away. over the years, the mud grew taller and squashed the plants. After more millions of years, the mud became rock and the dead plants became coal.