1. what is the difference between a reflex behavior and instinctive behavior? describe reflex behaviors and instinctive behaviors that humans possess.

Reflex behaviors are automatic responses to various stimuli experienced. These can include such actions as the pupils contracting in the presence of light, or the "knee-j erk" reaction when the knee bone is tapped. Humans do not have any control over these reactions. Instinctive behavior, sometimes called innate behavior, are learned responses that are usually common across an entire species. One example of this would be how humans often smile when they are happy.

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on