Q. Consider the following statements and select the incorrect statement(s).
I. To move a football at rest, some one must kick it.
II. To throw a stone upwards, one has to give it an upward push.
III. A breeze causes the branches of a tree to become stationary.
IV. A strong wind can move even heavy objects.

 195  140 Laws of Motion Report Error

Solution:

A breeze causes branches of tree to swing. In general force is required to put a stationary object in motion.