Describe role played by us courts when disputes arise over existing laws or policies

The role played by us courts when disputes arise over existing laws or policies is by interpreting the law and making necessary explanations where necessary to avoid breakdown of law and order or confusion between the parties involved as they are usually unbiased in their judgements.

This is usually done by the highest court in the country known as the Supreme Court due to it having the most experienced judges in the country and is the main reason why any verdict it rules on is Final.

~kinetic ~potential

explanation:

kinetic and potential energies would be types of mechanical energies.