Read the choices below. Which of the answers indicate that you are thinking like a scient check all of the boxes that apply

In the air and in the lower fre ah water

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on

You should never redesign your experiment. try and see what in your experiment you made a mistake on or try and test your experimemt with somebody else. see if they get the right results.

Since we don't see a strand; i got answers off a sheet and the correct answer is "2".