Unit 1 Review (Part2)

Match it! Select the correct answer from the pull down...Good luck!

If someone chews gum during a test, they will get a better grade. In the previous hypothesis, what is the dependent variable?

_________________________________ is a description of how close a measurement is to an accepted or true value.

The __________ is used to study how a change in the independent variable affects the dependent variable.

A ________________________is a defined unit in a system of measurment that is based on an object or event in the physical world.

A(n) __________________________ is an interpretation of observations.

A metric___________________ is a unit prefix that precedes (comes before) a basic unit of measure to indicate a multiple or fraction of the unit.

_______________________________ are the number of digits in a measurement that are known with a certain degree of reliability.

____________________________ are the factors in an experiment do not change. They are also referred to as controlled variables.