When is work done? A. When a man pushes a box but it does not move.
B. When a man pushes a box 5 m.
C. When a man pushes a box o meters.
D. When a force is applied to a box, but it does not move.

Fill in the blank. the number of each type of element in the compound (other than 1) is represented by a small number to the right of the element symbol.

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Avehicle accelerates from 0 to 30 m/s in 10 seconds on a straight road