energy conversions

define hybrid cars :

• cars that use gasoline to run

• cars that use electricity to run

• cars that use both potential energy and gasoline to run

• cars that use electricity and gasoline to run

electric cars are ________________ cars that use gas

• the same efficient as cars

• much less efficient than

• much more efficient than

solar panels__________________

• work only in the morning

• charge batteries whenever wind current is available

• charge batteries when there is a lot of gasoline

• charge batteries whenever enough light is available

something made for a particular purpose

• material

• device

• energy

what is fuel?

• a material that releases energy as heat when it burns

• a device that releases energy as heat when it burns

• a material that charges batteries whenever enough gasoline is available

• the original source of energy

the primary source of energy for almost all fuels is the fire

• false

• true

the process of burning a fuel to produce heat and light is called

• conversion

• combustion

• transforming

these materials are all fuels except for

• coal

• wood

• petroleum

• magnet

select devices :

• generator

• turbine

• petroleum

• battery

• magnet

a device that changes the energy of motion into electrical energy

• turbine

• generator

• boiler

• battery