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Pre-Algebra Vocabulary
Chapter 1 Review
18
Mathematics
8th Grade
10/26/2010

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Cards

Term
ABSOLUTE VALUE
Definition
THE DISTANCE OF A NUMBER FROM ZERO
Term
EVALUATE
Definition
REPLACE EACH VARIABLE WITH A NUMBER AND THEN FOLLOW ORDER OF OPERATIONS
Term
INTEGERS
Definition
WHOLE NUMBERS AND THEIR OPPOSITES
Term
ORDER OF OPERATIONS
Definition
WORK INSIDE GROUPING SYMBOLS, SIMPLY TERMS WITH EXPONENTS, MULTIPLY AND DIVIDE FROM LEFT TO RIGHT, ADD AND SUBTRACT FROM LEFT TO RIGHT
Term
ORIGIN
Definition
INTERSECTION OF THE X-AXIS AND THE Y-AXIS IN A COORDINATE PLANE
Term
VARIABLE
Definition
A LETTER THAT STANDS FOR A NUMBER
Term
CONJECTURE
Definition
A CONCLUSION REACHED THROUGH INDUCTIVE REASONING
Term
COORDINATE PLANE
Definition
FORMED BY TWO NUMBER LINES THAT INTERSECT AT THEIR ZERO POINTS
Term
QUADRANTS
Definition
THE FOUR REGIONS DETERMINED BY THE X- AND Y-AXES OF THE COORDINATE PLANE
Term
OPPOSITES
Definition
NUMBERS THAT ARE THE SAME DISTANCE FROM ZERO ON THE NUMBER LINE BUT IN OPPOSITE DIRECTION
Term
ORDERED PAIR
Definition
A PAIR OF NUMBERS THAT GIVES THE LOCATION OF A POINT IN A COORDINATE PLANE. THE FIRST NUMBER IS THE X-COORDINATE AND THE SECOND NUMBER IS THE Y-COORDINATE
Term
COUNTEREXAMPLE
Definition
AN EXAMPLE THAT PROVES A STATEMENT FALSE
Term
INDUCTIVE REASONING
Definition
MAKING CONCLUSIONS BASED ON PATTERNS YOU OBSERVE
Term
VARIABLE EXPRESSION
Definition
A MATHEMATICAL PHRASE THAT USES VARIABLES, NUMBERS, AND OPERATION SYMBOLS
Term
X-AXIS
Definition
THE HORIZONTAL NUMBER LINE THAT, TOGETHER WITH THE Y-AXIS, ESTABLISHES THE COORDINATE PLANE
Term
X-COORDINATE
Definition
THE HORIZONTAL POSITION OF A POINT IN THE COORDINATE PLANE
Term
Y-AXIS
Definition
THE VERTICAL NUMBER LINE, THAT TOGETHER WITH THE X-AXIS, FORMS THE COORDINATE PLANE
Term
Y-COORDINATE
Definition
THE VERTICAL POSITION OF A POINT IN THE COORDINATE PLANE
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