According to the lab guide, which changes below will you look for in order to test the hypothesis? Check all that apply.

You need to look for changes in the responding variable, whatever that may be in your example.

Explanation:

The independent (or manipulated) variable is something that the experimenter purposely changes or varies over the course of the investigation. The dependent (or responding) variable is the one that is observed and likely changes in response to the independent variable. You didn't provide the lab guide or the photo, but this is what you should look for.

it becomes positively charged by charging it