Juan and billy hooked a science book on the end of this spring scale. what is the force of gravity pulling down on the books?

Suppose you have a box. which of these is not necessarily a true statement regarding the relationship between the force applied to the box, the work done on the box, and the distance the box is moved? a. if the box is not moved, no force is being applied to the box. b. if no force is applied to the box, no work is done on the box. c. if work is done on the box, then a force is applied to the box. d. if work is done on the box, then the box is moved a distance.

Rohit is trying to tune an instrument

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages