8th Grade Midterm Exam-MODS

Front

What is a function?

Back

A function is a relation where each input has exactly one output.

Front

How can you determine if a graph represents a function?

Back

A graph represents a function if any vertical line drawn intersects the graph at most once.

Front

What is speed?

Back

Speed is the distance traveled per unit of time.

Front

If two objects are moving at constant rates, how can you compare their speeds?

Back

You can compare their speeds by measuring the distance they cover in the same amount of time.

Front

Solve for x: x + 3 = 10

Back

x = 7

Front

Back

Front

How do you express repeated multiplication using exponents?

Back

Front

What is the definition of an exponent?

Back

An exponent indicates how many times a number (the base) is multiplied by itself.

Front

Back

Front

What is the difference between speed and velocity?

Back

Speed is a scalar quantity (magnitude only), while velocity is a vector quantity (magnitude and direction).