Observe and describe the motion of familiar objects, and demonstrate how forces can be used to make objects interact, move, stop, or change direction.
(objects; move; ) (objects; stop; ) (forces; to make; objects interact, move, stop, or change direction) Context(forces to make,List([73, 99))):(objects; interact; )
forces to make,List([73, 99))
objects objects forces objects
move stop to make interact
objects interact, move, stop, or change direction