Science
Contains the built in memory and programs or long-term memory
ROM
A liquid or paste substance that conducts electricity
Electrolyte
The brain of the computer that processes information
CPU
Discovered that moving a magnet around or through a loop of wire produces electricity in the wire
Joseph Henry and Michael Faraday
Discovered that adding a metal core to a coil of wire increased the magnetism
William Sturgeon
A continuous unbroken path through which electricity can flow
Circuit
An __________ circuit is a very small circuit with all its components in a single unit
Integrated
The area of magnetic force around a magnet
Magnetic Field
Magnetic force is strongest at the _________________ of a magnet
Poles
The same poles of two magnets _________ each other.
repel
Opposite poles of two magnets _____________ each other
attract
What is the difference between electrical devices and electronic devices
Electrical Device: Transfer Electricity. Electronic Device: Transfers Info
Discovered that current traveling through a wire produces a weak magnetic field in the live wire
Hans Christian Oersted
Store facts temporarily
RAM
A coil of wire with a core attached to an electrical source
Electromagnet
List three benefits for integrated circuits
small, inexpensive, durable
The measurement of power, or how fast work is done
Watt
A conductor that can be moved to bridge the gap or not bridge the gap in a circuit
Switch
A _________ is a material that can work as a conductor or as an insulator
Semiconductor
Contains one or more electric cells
Battery
An __________ is an electric current that carries information
Electrical Signal
Any material that has the ability to attract iron
Magnet
A material that reduces the flow of electricity
Resistor
How does an integrated circuit signal information
It varies the amount of electricity by opening and closing circuits in sequence.
What is another name for an integrated circuit?
Computer Chip/ Microchip