you feed your dog every time you come home from school at night. one day your afternoon classes are cancelled and you come home early. your dog barks for food, even though it is not her dinnertime yet. in this scenario, the is the neutral stimulus, and the is the unconditioned stimulus.

arrival home, food

Explanation:

When an unconditional stimulus is paired with a stimulus which was previously neutral the unconditional stimulus becomes a conditioned stimulus.

Coming home was a neutral stimulus but when it was paired with the unconditioned stimulus of giving food it became a conditioned stimulus. So, later on when you arrive the dog wants food irrespective of the time.

These are the concepts of classical conditioning.

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.