What are the different points of sail? No-sail zoneClose-hauledClose reachBeam reachBroad reachRun What is apparent wind? A combination of the true wind and the wind you create by virtue of your own motion through the air. What's the difference between a dinghy and a keelboat? A dinghy is a small sailboat, usually under 20 feet long. A keelboat starts at about 20 feet, and has no upper length limit. How are sailboats measured? LOA - length overallbeam - width at its widest pointLWL - length on waterlinedraft - depth of boat below waterlinefreeboard - height of hull above waterline What's a spar? Any type of pole used to support a sail, such as…