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Vocab Ch. 17
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17
Science
8th Grade
03/20/2013

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Cards

Term
Law of electric charges
Definition
states that like charges repel and opposite charges attract
Term
ELectric force
Definition
the force between two charged objects
Term
Electric field
Definition
the region around a charged object in which an electric force is exerted on another charged object
Term
Electrical conducter
Definition
is a material in which charges can move easily
Term
Electrical insulator
Definition
a material in which charges cannot move easily
Term
Static electricity
Definition
Electric charge at rest
Term
Electric discharge
Definition
the release of energy stored in a source
Term
Electric current
Definition
the rate at when a charge passes through at any given point
Term
Quick Fact
Definition
an electric eel can create a voltage of 600 V!
Term
Voltage
Definition
the potential difference between two points, measured in volts
Term
Resistance
Definition
the opposition presented to the current by a material or device
Term
Cell
Definition
a device that produces an electric current by converting chemical or radiant energy into electrical energy
Term
Thermocouple
Definition
a device that converts thermal energy into electrical energy
Term
Photocell
Definition
converts light energy into electrical energy
Term
Electric power
Definition

 the rate at which electrical energy is converted into different forms of energy

P=V x I

Term
Series circuit
Definition
a circuit in which all the parts are connected in a single loop
Term
Parallel Circuit
Definition
a circuit in which loads are connected side by side
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