State Law represents a state. Federal Law is central government and represents the union. (All states) The Constitution is the highest form of law in the USA, and federal law enforces the...
Federal laws are the Supreme laws of the land. If there is a conflict between the two, Federal law prevails. State laws may be in addition to Federal laws, such as for some crimes a person may be...
Not quite... federal law is federal law and is in addition to state law, except where there is a state and federal law that are virtually identical, in which case the federal law may "supersede" the...