What is the relationship between state and federal governments in the US? How are they similar? How are they different? Who has more power?

In the United States, the government operates under a principle called federalism. Two separate governments, federal and state, regulate citizens. The federal government has limited power over all fifty states. State governments have the power to regulate within their state boundaries.

Explanation:

a. theta waves. this is because the person is in a light sleep which means the brain waves would show these kind of waves.

not sure might be he acquired the entire oregon territory from great britain