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math talent vocabulary words

Circumference distance around a circle
Input act of entering data into the computer
Average the sum of two or more quantities divided by the number of quantitites
Trapezoid a quadrilateral with only one pair of parallel lines
Ratio a comparison of two quantities by division
Variable a symbol or letter used to represent a number
Radius the distance from the center of a circle to anywhere on the circle
Fraction 2 numbers seperated by a line showing parts of a whole
Numerator the top part of a fraction that shows how many parts are selected
Denominator the bottom part of a fraction showing the total amount of parts
Diameter the distance around a circle through its center
Area the number of square units needed to cover the surface of an enclosed figure
Decimal numbers that have digits in the tenths place and beyond
Equations a math number sentence that has and equal sign
Perimter the distance around any enclosed figure
Percent a ratio that compares a number to 100
Proportion an equation stating that two ratios or rates are equivalent
Commutative property the order in which numbers are added or multiplied does not change the sum or product
Absolute value the distance away from the zero on a number line
Central angle a pair of lines forming an angle on a circle
Volume the amount of space a three-dimensional figures contains
Associative property the way in which how numbers are grouped does not affect the answer
Chord a segment like the diameter but doesn't go through the center
Arc a curved line on a circle
Integers the whole numbers and its opposites
Rate a ratio comparing two quantities with different kinds of units
Computer a machine that stores and processes information
Analytical machine a computer that punches code onto a card. It was invented by Charles Babbage
Conditional statement a program taht allows a computer to select from a group of actions to perform
Z3 the first programmable computer that wasn't tied to a specific function
Mark I a giant calculator the size of a room that can perform any numbers of equations
ENIAC electronic number intergrator and computer
intergrated circuits miniature electronic devices that stores and holds transistors
Transistors the switches that control the flow of electricity in a computer
Microprocessor a silcion chip that hols thousands of transistors
Apple 2 the first popular home computer
Output the computer generated information that is displayed to the user in some dicernible form such as screen display,printed page, or sound
processing the manipulation of data by a microprocessor oe embedded processor according to instructions given to it by a program
Electronic adjective for describinga device or result that is dependent on the action of electrons to work
Modern allows the compUter to talk to each other
Software the processor and data that makescomputer programs work unable to touch
Megahertz how many millions of times per second a computer can process instruction
Buses links the different parts of a computer
Hardware the physical part of your computer that you can touch or feel such as the keyboard, monitor, and computer case
Hard drive saves information on discs
Microprocessor the main processing unit of a computer or into processing device the brains of the machine carrying out instructions preform calculations and interactions with the components used to operate the computer
Binary a computer's language of ones and zeroes
RAM memory to store data and programs being processed currently. It is auto erased when power off. RAM must be saved on disk or tape for future use
ROM stored permanent system instructions which never changed. It hold contents even when thew power is turned off. Data is placed on ROM only once and studies there permanently.ROM is generally installed by the manufacturer as part of the system
Created by: AlstonW