How to prove that pressure=height×density×gravity

Edward tolman explained the results of his study by theorizing that the rats were learning about the maze during every trial but they a. were agitated because other groups were getting reinforcement b. could not remember how to demonstrate it without reinforcement c. were not motivated to demonstrate it without reinforcement d. seemed to be too lazy to actually work without reinforcement

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? a. positive b. negative c. zero

Elements on the periodic table are ordered according to their