Student A and Student B are both standing on identical skateboards. Student A is taller and more massive than Student B. If Student A had pushed with 20 N of force,
what force would he feel backwards away from Student B?
A. 10 N
B. 40 N
C. 20 N
D. 0 N

The particles that are found in the nucleus of an atom are

Explain how a step-down transformer makes electricity safe for use in homes

Anumber of conditions are required for a population to be in hardy-weinberg equilibrium. which of the following are correct descriptions of the conditions that must be met? check all that apply. a. no mutations b. random mating c. small population d. migration or gene flow e. occurrence of mutations f. no natural selection