Match each simple machine with its description
wheel and axle
uses a rope, can change the direction
of a force
wedge
reduces the amount of friction when
an object is being moved
lever
is a ramp
inclined plane
similar to a seesaw can lift an object
can split apart an object
S
Done

Energy is the ability to do work which measures what

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

Individuals who live below the poverty line get seriously ill more often than those who do not what could be the hidden variable in this situation?