The main difference between speed and velocity involves
a. gravity.
b. weight.
c. distance.
d. direction.

Select the word from the list that best fits the definition classification of most stars on the h-r diagram

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Select the correct answer. what does the process of natural selection involve?