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ch12 vocab

Brady Bibbs p.190

QuestionAnswer
A charge can be transferred from object to object, but it cannot be created or destroyed. Law of conservation of charge
The accumulation of excess charge on an object. static electricity
material in which electrons are able to move easily. conductor
A material in which electrons are not able to move easily. insulator
The process of transferring charge by touching or rubbing. charging by contact
The rearrangement of electrons on a neutral object caused by a nearby charged object. charging by induction
Low frequency electro magnetic waves. radiation
Radio waves with wavelengths of less than 30 cm. microwave
Electromagnetic wave wit wavelengths between 1 mm and 750 billionths of a meter. infrared wave
The range of electromagnetic waves that you can detect with your eyes. visible light
Electromagnetic waves with wavelengths from about 400 billionths to 10 billionths of a meter. ultraviolet wave
Electromagnetic with wavelengths between about ten billionths of a meter and ten trillionths of a meter. x ray
Electromagnetic waves with wavelengths shorter than about 10 trillionths of a meter. gamma ray
The specific frequency of the electromagnetic wave that a radio station is assigned. Carrier wave
A sealed vacuum tube in which one or more beams of electrons are produced. cathode-ray tube
Transmits one radio signal and receives another radio signal from a base unit. transceiver
A system of satellites, ground monitoring stations, and receivers that determine you exact location at or above Earth's surface. Global Positioning System
Created by: Patti_lover20
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