What are the sharp curves nails on animals foot called

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.

Often called simply "velocity," this is the velocity of an object at a particular moment in time.

How many neutrons does plutonium -196 with an atomic number of 78.