energy Flashcards
what is the conservation of energy?
energy can neither be created or destroyed however it can be transferred
what are some renewable energy sources?
wind, solar, hydroelectric, geothermal
what are some advantages to wind energy?
no carbon dioxide produced, cheap
what are some advantages to solar energy?
no carbon dioxide produced
what are some advantages to hydro power?
cheap, reliable
what are some advantages to geothermal power?
cheap, reliable, no carbon dioxide produced
what are the disadvantages of wind energy?
it’s not reliable as weather changes every day
what are the disadvantages of solar energy?
expensive to purchse
what are the disadvantages of hydro power?
no sites are left in the uk
what are the disadvantages of geothermal energy?
no sites left in the uk
what are some non renewable energy sources?
gas, nuclear, coal, oil
what are advantages of gas?
small construction costs, very reliable
what are advantages of nuclear power?
no carbon dioxide produced, plenty of fuel
what are advantages of oil?
not used that much
what are the disadvantages to gas?
produces carbon dioxide
what are the disadvantages to nuclear power?
produces radioactive waste
what are the disadvantages to coal?
produces the most carbon dioxide, it’s phased out
what are the disadvantages to oil?
too expensive
