In the past, students might measure the motion of a falling object using a yard stick and stopwatch.
(students; might measure; the motion of a falling object; T:In the past) Context(students might measure,List([13, 35))):(students; might measure the motion of a falling object using; a yard stick and stopwatch)
students might measure,List([13, 35))
students students
might measure might measure the motion of a falling object using
the motion of a falling object T:In the past
a yard stick and stopwatch