What parts of atoms are responsible for how they interact with other atoms?

a. nuclei
b. protons
c. neutrons
d. electrons

Apulley with a mechanical advantage of 5 will require you to pull times the amount of rope. a. 1/5 b. 5 c. 10 d. 15

Ablock having mass m slides down an inclined plane. the force of friction between the block and the inclined plane is f, the block's weight is m g, and the normal force is n. (a) draw a free – body force diagram showing the forces acting on the block. (b) write down all relevant newton’s equations for a given situation.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above