click below
click below
Normal Size Small Size show me how
The MFN Stack.. :)
chapter seven
Question | Answer |
---|---|
A power rating lists the____ required to operate an appliance. | watts |
a closed path through which electrons can flow is____? | a circuit |
a fuse will melt if the ____ ina circuit becomes too high? | current |
current is almost always the flow of _____? | electrons |
a current has two or more branches in a ____? | series circuit |
a car battery is an example of a ___? | wet cell |
the tendency for a material to oppose the flow of electrons is called ____? | resistance |
current has only one loop to flow through in a ____? | series circuit |
current is measured in ___? | amperes |
electrical power is equal to _____ x time. | power |
one thousand watts of power used in 60 mintues is _______? | 1 Kilowatt-hour |
thin wires have a ____ resistance to electron flow than do thicker wires | greater |
a dry cell is used in a flashlight to convert _____ to light? | electrical energy |
ohm's law states that the current equals ____ divided by the resistnace. | voltage difference |
electrical _____ is excpressed in watts. | power |
the units of electic energy is the kilowatt-___? | hour |
transferring charge by touching is charging by ___? | contact |
the symbol V stands for? | volts |
that which can open or close a circuit? | switch |
______ difference is measured in volts. | voltage |
flash light battery is an example of a ____? | dfry cell battery |
a material that allows electrons to move through. | conductor |
circuit w/ more than one path? | parallel circuit |
metal rod that directs lightning to earth | lightning rod |
does not allow electricity to move through is easily | insulator |
surrounds electric charge and excerts force on other charged | electric field |
current is equal to the voltage difference of a circuit divided by its resistance | electric power |
flow of electrons through a conductor | series |