Emely went for a walk around the neighborhood for 3 hours at a speed of 4 miles per hour. How far was Emely's walk? A. 75 miles B. 12 kilometers C. 12 miles D. 1 mile

Iknow #2 is d. i just need to know why

Give more examples of this type of heat transfer:

To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.