1. 8 th grade Vocabulary Word, Definition, model Unit 1

2. MODEL: Unit 1 Coefficient DEFINITION: THE NUMERICAL FACTOR IN A TERM. THE NUMBER NEXT TO THE VARIABLE, MULTIPLIED BY THE VARIABLE.

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

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

5. MODEL: 14, -3, -1, 7, 0, -1 Unit 1 Integers DEFINITION: A POSITIVE OR NEGATIVE WHOLE NUMBER.

6. MODEL: Unit 1 Intersecting DEFINITION: WHEN TWO FIGURES CROSS OR SHARE AT LEAST ONE POINT.

7. MODEL: Unit 1 Irrational Numbers DEFINITION: A REAL NUMBER THAT CAN NOT BE MADE BY DIVIDING TWO INTEGERS.

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

9. MODEL: 3X AND 5X 2AB AND -8AB Unit 1 Like Terms DEFINITION: TERMS THAT HAVE THE SAME VARIABLE COMBINATION.

10. MODEL: 1, 2, 3, 4, 5,… Unit 1 Natural Numbers DEFINITION: WHOLE NUMBERS COUNTING UP BY ONE, STARTING AT 1.

11. MODEL: Unit 1 Parallel Lines DEFINITION: LINES THAT NEVER INTERSECT. LINES THAT ARE EQUIDISTANT AT ALL POINTS.

12. MODEL: Unit 1 Perfect Cubes DEFINITION: NUMBERS WHOSE CUBE ROOT IS A WHOLE NUMBER.

13. MODEL: Unit 1 Perfect Squares DEFINITION: A NUMBER WHOSE SQUARE ROOT IS A WHOLE NUMBER.

14. MODEL: Unit 1 Power DEFINITION: ANOTHER NAME FOR AN EXPONENT. THREE IS RAISED TO THE POWER OF 2 MEANS 3 2.

15. MODEL: Unit 1 Radical DEFINITION: THE SYMBOL THAT MEANS THE ROOT OF A NUMBER.

16. MODEL: Unit 1 Radicand DEFINITION: THE VALUE UNDER THE RADICAL SIGN.

17. MODEL: Unit 1 Rational Numbers DEFINITION: A NUMBER THAT CAN BE MADE INTO A FRACTION OR RATIO.

18. MODEL: Unit 1 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.

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

20. MODEL: Unit 1 Scientific Notation DEFINITION: A WAY TO REPRESENT A VERY LARGE OR VERY SMALL NUMBER.

21. MODEL: Unit 1 Square Root DEFINITION: A NUMBER THAT WHEN MULTIPLIED BY ITSELF, GIVES THE ORIGINAL NUMBER.

22. MODEL: 3, 407 3.27 8,230,000 Unit 1 Standard Form of a Number DEFINITION: THE REGULAR WAY WE ARE USED TO WRITING A NUMBER.

23. MODEL: 1.5 Unit 1 Terminating Decimal DEFINITION: A DECIMAL THAT ENDS.

24. MODEL: 0.3333333 Unit 1 Repeating Decimal DEFINITION: A DECIMAL THAT REPEATS A SET PATTERN FOREVER.

25. MODEL: 3.237 TRUNCATED AT THE HUNDREDTHS PLACE IS 3.23. Unit 1 Truncate DEFINITION: TO END A NUMBER AT THE GIVEN PLACE VALUE.

26. MODEL: 0, 1, 2, 3, … Unit 1 Whole Numbers DEFINITION: NUMBERS THAT ARE NATURAL PLUS 0.

27. 8 th grade Vocabulary Coefficient Cube Root Distributive Property Integers Intersecting Irrational Numbers Laws of Exponents Like Terms Natural Numbers Parallel Lines Perfect Cubes Perfect Squares Power Radical Radicand Rational Numbers Real Numbers Root Scientific notation Square Root Standard Form of a number Terminating Decimals Repeating Decimals Truncate Whole Numbers