When evaluating your resources for reliability, which of these questions would you ask? is the material too general, too technical, or just right for my needs? can i verify that what is stated is true? how recent is the information? who is the audience?

B. Can I verify that what is stated is true?

Explanation:

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

Where's the picture of the model?