Water flows over a section of Niagara Falls at a rate of and falls 34 m. The acceleration of gravity is 9.8 m/s 2 . How many 60 W bulbs can be lit with this power

Madison pushes with a 210-n horizontal force on a 24-kg crate of coffee resting on a warehouse floor. the force of friction on the crate is 74 n. what is the acceleration?

Amoving electron has kinetic energy k1. after a net amount of work w has been done on it, the electron is moving one-quarter as fast in the opposite direction. (a) find w in terms of k1. (b) does your answer depend on the final direction of the electron's motion?

When using the scientist method, which step comes last?