What is the difference between current and voltage besides their units of measurement

The most important difference between a wedge and an inclined plane is a. their size b. their shape c. how they are used d. what they are made of

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

Write the correct abbreviation for each metric unit