A car accelerates uniformly from rest and reaches a speed of 24.3 m/s in 9.1 s. The
diameter of a tire is 80.2 cm.
Find the number of revolutions the tire
makes during this motion, assuming no slipping.
Answer in units of rev.

Power can be defined as a. the distance over which work was done. b. how much work can be done in a given time. c. all the work in an given area. d. the energy required to do work.

Which fact supports the conclusion that there will be fewer farm managers in the future? a) a farmer manager’s duties vary by the type of farm. b) farm technology is replacing some administrative jobs c) farm managers often need experience but not education. d) administrative duties include budgeting and training staff.

Where do magnetic lines of force enter earth?