A book rests on the shelf of a bookcase. The reaction force to the force of gravity acting on the book is:.1) The force exerted by the book on the earth2) The frictional force between book and shelf 3) The weight of the book4) The force of the shelf holding the book up5) None of these

Jason is a body builder. despite being more fit, he weighs more than his brother ryan, who is the same height. which is a possible reason? a. jason has more muscle mass than ryan does. b. jason has more body fat than ryan does. c. jason has more muscle mass and body fat than ryan does d. jason has less body fat than ryan does.

Drag each tile to the correct box. tiles bra i sequence

What determines the amount of inertia an object has