question: what is a stopwatch used to measure?
choices.text: percents inches Fractions winter h2o brass mass seconds
choices.label: A B C D E F G H
fact2: All times are measured in seconds.
combinedfact: a stopwatch is used to measure seconds
formatted_question: what is a stopwatch used to measure? (A) percents (B) inches (C) Fractions (D) winter (E) h2o (F) brass (G) mass (H) seconds