Which of the following statements about forces is not correct?
A) In order for an object to turn, a force must be applied on it
B) In order for an object to change speed, a force must be applied on it
C) An object can put a force on another object without feeling a force in response; it depends on the objects
D) If an object feels a weight mg due to the Earth, then the Earth must feel a force mg in the opposite direction
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