Payouts are usually small for the time spent, and it's common to get disqualified partway through a survey with no payment for the time already spent — that happens on every platform, not just one. Be cautious of newer or lesser-known "paid survey" sites, since some collect personal information without ever paying out.
Find Your U.S. House Representative
Find Your U.S. Senators
This opens the official Senate directory — look for your state in the list.