Newton's 2nd law says the acceleration of an object depends on its and the amount of acting on it.

a. friction and inertia

b. mass and force

c. force and friction

d. inertia and gravity

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

Stage in which a typical star has completely stopped fusion

In which reaction is precipitation occurring?