Unit 1 8 th grade Vocabulary Word Definition

Unit 1 8 th grade Vocabulary Word, Definition, model

1 t i n Coefficient U DEFINITION: THE NUMERICAL FACTOR IN A TERM. THE NUMBER NEXT TO THE VARIABLE, MULTIPLIED BY THE VARIABLE. MODEL:

Cube Root 1 t i Un DEFINITION: THE NUMBER THAT WHEN MULTIPLIED BY ITSELF THREE TIMES, GIVES THE ORIGINAL NUMBER. MODEL: 3 2 =8

1 t i n Distributive Property U DEFINITION: THE DISTRIBUTIVE PROPERTY SAYS THAT MULTIPLYING A NUMBER BY A GROUP OF NUMBERS ADDED TOGETHER IS THE SAME AS DOING EACH MULTIPLICATION SEPARATELY. MODEL:

U 1 t i n Integers DEFINITION: A POSITIVE OR NEGATIVE WHOLE NUMBER. MODEL: 14, -3, -1, 7, 0, -1

Intersecting 1 t i Un DEFINITION: WHEN TWO FIGURES CROSS OR SHARE AT LEAST ONE POINT. MODEL:

Irrational Numbers 1 t i Un DEFINITION: A REAL NUMBER THAT CAN NOT BE MADE BY DIVIDING TWO INTEGERS. MODEL:

1 t i n Laws of Exponents U DEFINITION: WHENEVER WE HAVE VARIABLES WITH EXPONENTS, AND THE SAME BASES, WE CAN EXPAND OR SIMPLIFY USING A FEW RULES. MODEL:

1 Like Terms t i n U DEFINITION: TERMS THAT HAVE THE SAME VARIABLE COMBINATION. MODEL: 3 X AND 5 X 2 AB AND -8 AB

1 t i n Natural Numbers U DEFINITION: WHOLE NUMBERS COUNTING UP BY ONE, STARTING AT 1. MODEL: 1, 2, 3, 4, 5, …

Parallel Lines 1 t i Un DEFINITION: LINES THAT NEVER INTERSECT. LINES THAT ARE EQUIDISTANT AT ALL POINTS. MODEL:

1 t i n Perfect Cubes U DEFINITION: NUMBERS WHOSE CUBE ROOT IS A WHOLE NUMBER. MODEL:

1 t i n Perfect Squares U DEFINITION: A NUMBER WHOSE SQUARE ROOT IS A WHOLE NUMBER. MODEL:

Power 1 t i Un DEFINITION: ANOTHER NAME FOR AN EXPONENT. THREE IS RAISED TO THE POWER OF 2 MEANS 32. MODEL:

Radical 1 t i Un DEFINITION: THE SYMBOL THAT MEANS THE ROOT OF A NUMBER. MODEL:

Radicand U DEFINITION: THE VALUE UNDER THE RADICAL SIGN. 1 t i n MODEL:

Rational Numbers 1 t i Un DEFINITION: A NUMBER THAT CAN BE MADE INTO A FRACTION OR RATIO. MODEL:

U 1 t i n Real Numbers DEFINITION: THE TYPE OF NUMBER WE NORMALLY USE, SUCH AS 1, 15. 82, − 0. 1, 3/4, ETC. POSITIVE OR NEGATIVE, LARGE OR SMALL, WHOLE NUMBERS OR DECIMAL NUMBERS ARE ALL REAL NUMBERS. MODEL:

Root 1 t i Un DEFINITION: THE SMALLEST FACTOR THAT IS MULTIPLIED BY ITSELF A NUMBER OF TIMES TO GET THE ORIGINAL NUMBER. MODEL: A SHORTER WAY OF SAYING SQUARE ROOT.

Scientific Notation 1 t i Un DEFINITION: A WAY TO REPRESENT A VERY LARGE OR VERY SMALL NUMBER. MODEL:

1 Square Root t i n U DEFINITION: A NUMBER THAT WHEN MULTIPLIED BY ITSELF, GIVES THE ORIGINAL NUMBER. MODEL:

Standard Form of a Number 1 t i Un DEFINITION: THE REGULAR WAY WE ARE USED TO WRITING A NUMBER. MODEL: 3, 407 8, 230, 000 3. 27

Terminating Decimal 1 t i Un DEFINITION: A DECIMAL THAT ENDS. MODEL: 1. 5

Repeating Decimal 1 t i Un DEFINITION: A DECIMAL THAT REPEATS A SET PATTERN FOREVER. MODEL: 0. 3333333

Truncate 1 t i Un DEFINITION: TO END A NUMBER AT THE GIVEN PLACE VALUE. MODEL: 3. 237 TRUNCATED AT THE HUNDREDTHS PLACE IS 3. 23.

Whole Numbers 1 t i Un DEFINITION: NUMBERS THAT ARE NATURAL PLUS 0. MODEL: 0, 1, 2, 3, …

8 th grade Vocabulary Coefficient Parallel Lines Cube Root Perfect Cubes Distributive Perfect Squares Property Power Integers Radical Intersecting Radicand Irrational Numbers. Rational Numbers Laws of Exponents Real Numbers Like Terms Root Natural Numbers Scientific notation 1 t i Un Square Root Standard Form of a number Terminating Decimals Repeating Decimals Truncate Whole Numbers