Anonymous
Anonymous asked in Science & MathematicsPhysics · 4 weeks ago

When a hammer strikes a nail that is partially penetrating a board, we know that the nail exerts a force back on the hammer because...?

A. The nail moves farther into the board.

B. A sound is made by the hammer striking the nail.

C. The hammer's motion changes.

D. The hammer is heavier than the nail.

1 Answer

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  • 4 weeks ago
    Favourite answer

    C the motion of the hammer changes.

    "Every body will move in a straight line with constant speed unless it is acted upon by a force"  The hammer does NOT move in a straight line with constant speed, ergo it was subjected to a force.

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