For example, when students are asked to explain a toss of a ball straight up in the air, they describe the motion in terms of an "initial upwards force" which slowly "dies out," until it is "balanced" by gravity at the top of the trajectory.
(students; are asked; to explain a toss of a ball straight up in the air) (students; to explain straight up; a toss of a ball) (they; describe; the motion; T:when students are asked to explain a toss of a ball straight up in the air) (an "initial upwards force; slowly dies out; T:until it is "balanced" by gravity at the top of the trajectory) (it; is; balanced" by gravity at the top of the trajectory)
students students they an "initial upwards force it
are asked to explain straight up describe slowly dies out is
to explain a toss of a ball straight up in the air
a toss of a ball
the motion T:when students are asked to explain a toss of a ball straight up in the air
T:until it is "balanced" by gravity at the top of the trajectory
balanced" by gravity at the top of the trajectory