(adj.) being at the back of something
rear
(n.) a device that supplies electricity to something, such as a radio, car, toy, etc.
battery
(v.) to gather and keep something for future use
store
(v.) to move in a smooth and steady way
flow
(v.) to move or carry something with effort
haul
(adj.) joined or linked together
connected
(n.) a unit for measuring electrical power
watt
(v.) to make something
produce
(n.) the power or knowledge to do something
ability
(n.) a machine used to do a household job
appliance
(v.) to connect a device to an electrical source
plug
(v.) to work or operate
run