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# math 7 chapter 1 vocabulary review

## Terms

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What is the numerical factor of a term that contains a variable?
COEFFICIENT
What is the branch of mathematics called that involves expressions with variables?
ALGEBRA
What are numbers called that are written with exponents?
EXPONENTIAL FORM
A mathematical sentence that contains an equal sign is called?
AN EQUATION
What is a number called that is multiplied by itself?
A SQUARED NUMBER
What is a symbol called, usually a letter, used to represent a number in mathematical expressions or sentences?
A VARIABLE
What is a value for the variable that makes an equation true?
THE SOLUTION
A combination of variables, numbers and at least one operation is called...
AN ALGEBRAIC EXPRESSION
Two or more numbers that are multiplied together to form a product are called...
FACTORS
Expressions that have the same value are called...
EQUIVALENT EXPRESSIONS
Is the base unit of length in this system
THE METRIC SYSTEM
The numbers 2, 5, 8, 11 are an example of....
AN ARITHMATIC SEQUENCE
The numbers 2, 6, 18, 54 are an example of.....
A GEOMETRIC SEQUENCE
Tells how many times a base is used as a factor
AN EXPONENT
Are the rules to follow when more than one operation is used in a numerical expression
ORDER OF OPERATIONS

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