Learning UnitOnline version Classical and Operant Conditioning by Jennifer Bartman 1 Unconditioned Stimulus 2 Unconditioned Response 3 Conditioned Stimulus 4 Conditioned Response cat food puff of air in eye cold weather hot water salivation shivering body blinking eye pain sensation can opener sight of snow nose hairs sound of toilet flush salivation to can opener shivering at sight of snow eye blink at nose hairs jumping out of shower when toilet flushes