Answer:
mass and weight
Explanation:
because ur weight pulls you to the center of the earth
Answer:
i am doing this in science also i would like to know if u know
Explanation:
I believe your answer would be friction...
Answer:
The correct answer is - brand of floor wax.
Explanation:
The independent variable is the variable or the factor in an investigation which is manipulated or change in the experiment and affects the dependent variable and produces a various result.
In this investigation, there are different brands of the floor was are the independent variable as they are changed to see the effect on the scratches on the floor on 20 tiles for each brand.