Chapter 3 Electricity!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Charged Particles travel through a circuit in one direction

electrons move back and forth in a circuit

device that changes the size of potential difference of an altering current

placed in series with other circuits that lead to appliances and outlets

found in older buildings and some appliances, placed in series with other circuits that lead to appliances and outlets

rate at which an appliance uses electrical energy

unit of electrical power 1kw=1000 watts

unit of electrical power

1kw=1000w

energy that is used by all appliances in order for the appliances to operate, get the energy when you plug stuff into an outlet in your house

A practical unit of electrical power; 1 kilowatt = 1000 watts (W)

• A meter that records the total electrical energy used hour by hour and sends this
• information to the utility company automatically

A system of pricing in which the cost of each kWh of energy used is different at different times of the day

The electricity that is consumed by an appliance or adevice when it is turned off

The ratio of useful energy output to the total energy input, expressed as a percentage

The continuous minimum demand for electrical power

The production of electricity using a source of moving water

A demand for electricity that is greater than the base load and is met by burning coal and natural gas

The greatest demand for electricity, which is met by  using hydroelectric power and natural gas

A source of energy that can be replaced in a relatively brief period of time

A source of energy that cannot be replaced as quickly as it is used

Energy that is directly converted from the energy of the Sun into electricity

The generation of a direct current when certain materials are exposed to light

the energy that comes from biomass fuels