*PS Fact Packet #1-20

What is being measured by a triple beam balance and a digital scale, and in what units?

What is measured by a meter stick and ruler, and in what units?

What is measured with a ruler or graduated cylinder, and in what units?

Measure of how much mass is contained in a given volume of objects

An explanation of things based on many observations. It tends to explain natural phenomena.

Scientific theory that has been tested many times and is generally accepted as true. Often mathematics is used to prove the explanation. Ex. Gravity

What variable is changed in an experiment?

What variable is measured due to what was changed in an experiemnt?

What variable receives no independent variable's change, so is used to compare the changed variable to it and helps have a controlled experiment?

This variable helps control an experiment by keeping everything the same, except the variable that is changed.