Throughout the reflection, make sure you have a copy of the Student Guide, PDF or Word, and your data tables. Use the drop-down menus to complete the statements.

This activity was a multistep laboratory. Think about each step and identify the variables.

In all three parts, the dependent variable was
density
.

The independent variable is the one that the scientist intentionally manipulates. In Part I involving the golf ball and table tennis ball, the independent variable was
.

In Part II involving the inflated and deflated footballs, the independent variable was
.

In Part III involving the baseball, the independent variable was
.