A force of 15 newtons is used to push a box along the floor a distance of 3 meters. How much work was done?

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.