Concept explainers
(Indicates a review question, which means it requires only a basic understanding of the material to answer. Questions without this designation typically require integrating or extending the concepts presented thus far.)
31. We have studied four different laws authored by Sir Isaac Newton. For each of the following, indicate which law is best for the task described.
(a) Calculating the net force on a car as it slows down.
(b) Calculating the force exerted on a satellite by Earth.
(c) Showing the mathematical relationship between mass and weight
(d) Explaining the direction that a rubber stopper takes after the suing that was keeping it moving in a circle overhead is cut.
(e) Explaining why a gun recoils when it is fired.
(f) Explaining why a wing on an airplane is lifted upward as it moves through the air.
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Inquiry into Physics
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