Fossil Fuels
What are coal, oil and natural gas made of?
Dead plants, animals and bacteria
What type of energy transformation occurs from the following?
A boiler burning coal, which then spins a generator which then generates electricity
Thermal to mechanical to electrical
Does burning fossil fuels increase or decrease greenhouse gas emissions on our planet?
It increases green house gas emissions
Water falling from a water fall is what type of energy?
Gravitational energy
What are the three types of fossil fuels?
Coal, oil, natural gas
What type of energy transformation is represented by the following:
A roller coaster starts at the top of a hill, rolls down, and then back up a smaller hill before coming to a stop.
Gravitational, mechanical and thermal
Which gas is primarily released from the burning of fossil fuels?
Carbon dioxide
Explain why fossil fuels are considered a nonrenewable or renewable energy source.
Fossil fuels are considered a nonrenewable energy source because they cannot be replaced quickly.