Hannah Warther also tallied a hat trick.
Three Terps notched hat tricks.
The Terps rank just 50th in draw control percentage and 80th on free-position chances.
The Terps dropped their third straight game.
"All three of our goalies are great contenders and can go on the field and be great."
Warther ranks in Maryland's top five for goals, assists, ground balls, caused turnovers, and draw controls.
The Terps hadn't lost back-to-back games since 2006.
Warther and Ahearn combined for 10 points.
Florida midfielder Shannon Kavanagh notched eight goals in the upset.
Julia Braig, Jen Giles and Megan Taylor made the first team.