Ron had to undergo a painful procedure in a hospital when he was a child. now, every time ron walks past a hospital, he gets anxious and nauseated. in this scenario, in the context of classical conditioning, the unconditioned stimulus is the

The unconditioned stimulus is the hospital, it is because an unconditioned stimulus is the one responsible of having a response to be activated or for it to be triggered in which in the given scenario, when Ron had seen the hospital, he feels anxious and nauseated where in, this is a response that has been triggered.

Each gram of carbohydrates and proteins yield 4 calories / gram . the more the calories a food has the more energy it provide to you body.