If Angela ran to the bus and back to where she started what distance would she travel ?

Acave rescue team lifts an injured spelunker directly upward and out of a sinkhole by means of a motor-driven cable. the lift is performed in three stages, each requiring a vertical distance of 11.0 m: (a) the initially stationary spelunker is accelerated to a speed of 4.80 m/s; (b) he is then lifted at the constant speed of 4.80 m/s; (c) finally he is decelerated to zero speed. how much work is done on the 78.0 kg rescue by the force lifting him during each stage

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

Abar magnet cut in half will form a total ofpoles. a)fourb)eightc)two