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1__matter__energy__and_electricity

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5 years ago (8/17/06 5:29 PM) amsibert

ammeter

[[ammeter]] - An instrument for measuring the amount of electron flow in amperes [[mod1gloss]]

5 years ago (8/17/06 5:28 PM) amsibert

ampere

[[AMPERE]]-The basic unit of electrical current. [[mod1gloss]]

5 years ago (8/17/06 5:29 PM) amsibert

anode

[[ANODE]]-A positive electrode of an electrochemical device (such as a primary or secondary electric [[cell]]) toward which the negative ions are drawn. [[mod1gloss]]

5 years ago (8/17/06 5:33 PM) amsibert

attraction

[[ATTRACTION]]-The force that tends to make two objects approach each other. [[Attraction]] exists between two unlike magnetic poles (North and South) or between two unlike static charges (plus and minus). [[mod1gloss]]

5 years ago (8/17/06 5:31 PM) amsibert

battery

BATTERY-A device for converting chemical energy into electrical energy. [[mod1gloss]]

5 years ago (8/17/06 4:57 PM) amsibert

battery_capacity

BATTERY CAPACITY-The amount of energy available from a battery. Battery capacity is expressed in [[ampere]]-hours. [[mod1gloss]]

5 years ago (8/17/06 5:30 PM) amsibert

bleeder_current

BLEEDER CURRENT-The current through a bleeder resistor. In a voltage divider, bleeder current is usually determined by the 10 percent rule of thumb. [[mod1gloss]]

5 years ago (8/17/06 5:06 PM) amsibert

bleeder_resistor

BLEEDER RESISTOR-A resistor which is used to draw a fixed current. [[mod1gloss]]

5 years ago (8/17/06 5:06 PM) amsibert

branch

BRANCH-An individual current path in a parallel circuit. [[mod1gloss]]

5 years ago (8/17/06 5:07 PM) amsibert

cathode

[[CATHODE]]-The general name for any negative electrode. [[mod1gloss]]

5 years ago (8/17/06 5:32 PM) amsibert

cell

CELL-A single unit that transforms chemical energy into electrical energy. Batteries are made up of cells. [[mod1gloss]]

5 years ago (8/17/06 5:08 PM) amsibert

chapter_1_outline

===Introduction ==Matter, Energy, and Electricity ===Matter ==Elements and Compounds ==Molecules ==Atoms

5 years ago (8/17/06 4:10 PM) Anonymous

charge

CHARGE-Represents electrical energy. A material having an excess of electrons is said to have a negative charge. A material having a deficiency of electrons is said to have a positive charge. [[mod1gloss]]

5 years ago (8/17/06 5:08 PM) amsibert

circuit

CIRCUIT-The complete path of an electric current. [[mod1gloss]]

5 years ago (8/17/06 5:09 PM) amsibert

circular_mil

CIRCULAR MIL-An area equal to that of a circle with a diameter of 0.001 inch. It is used for measuring the cross-sectional area of wires. [[mod1gloss]]

5 years ago (8/17/06 5:09 PM) amsibert

combination_circuit

COMBINATION CIRCUIT-A series-parallel circuit. [[mod1gloss]]

5 years ago (8/17/06 5:10 PM) amsibert

conductance

CONDUCTANCE-The ability of a material to conduct or carry an electric current. It is the reciprocal of the resistance of the material, and is expressed in mhos or siemans. [[mod1gloss]]

5 years ago (8/17/06 5:10 PM) amsibert

conductivity

CONDUCTIVITY-Ease with which a substance transmits electricity. [[mod1gloss]]

5 years ago (8/17/06 5:14 PM) amsibert

conductor

CONDUCTOR-(1) A material with a large number of free electrons. (2) A material which easily permits electric current to flow. [[mod1gloss]]

5 years ago (8/17/06 5:14 PM) amsibert

coulomb

COULOMB-A measure of the quantity of electricity. One coulomb is equal to 6.28 * 10^18 electrons. [[mod1gloss]]

5 years ago (8/17/06 5:18 PM) amsibert

coulomb_s_law

COULOMB'S LAW-Also called the law of electric charges or the law of electrostatic attraction. Coulomb's Law states that charged bodies attract or repel each other with a force that is directly proportional to the product of their individual charges and in

5 years ago (8/17/06 5:18 PM) amsibert

cpr

CPR-Cardio-Pulminary Resuscitation. [[mod1gloss]]

5 years ago (8/17/06 5:19 PM) amsibert

cross_sectional_area

CROSS-SECTIONAL AREA-The area of a "slice" of an object. When applied to electrical conductors, it is usually expressed in circular mils. [[mod1gloss]]

5 years ago (8/17/06 5:19 PM) amsibert

current

CURRENT-The flow of electrons past a reference point. The passage of [[electron]]s through a [[conductor]]. Measured in amperes. [[mod1gloss]]

5 years ago (8/17/06 5:20 PM) amsibert

dead_short

DEAD SHORT-A short circuit having minimum resistance. [[mod1gloss]]

5 years ago (8/17/06 5:39 PM) amsibert

dielectric_field

[[DIELECTRIC FIELD]]-The space between and around [[charge]]d bodies in which their influence is felt. Also called Electric Field of Force or an Electrostatic Field. [[mod1gloss]]

5 years ago (8/17/06 5:40 PM) amsibert

direct_current

[[DIRECT CURRENT]]-An electric [[current]] that flows in one direction only [[mod1gloss]]

5 years ago (8/17/06 5:40 PM) amsibert

domain_theory

[[DOMAIN THEORY]]-A theory of [[magnetism]] based upon the electron-spin principle. Spinning [[electron]]s have a [[magnetic field]]. If more [[electron]]s spin in one direction than another, the [[atom]] is [[magnetized]]. [[mod1gloss]]

5 years ago (8/17/06 5:42 PM) amsibert

dry_cell

[[DRY CELL]]-An electrical [[cell]] in which the [[electrolyte]] is not a [[liquid]]. In most [[dry cell]]s the [[electrolyte]] is in the form of a paste. [[mod1gloss]]

5 years ago (8/17/06 5:43 PM) amsibert