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Questioning the Universe
book

Questioning the Universe

by Ahren Sadoff
December 2008
Beginner content levelBeginner
224 pages
7h 44m
English
Chapman and Hall/CRC
Content preview from Questioning the Universe
Forces 33
that causes a change in velocity. The second law then tells how big the effect of the
force is. Let us look at a familiar situation to get a better understanding of the  rst
and second laws.
4.7.1 WHAT AND WHERE IS THE FORCE?
When riding in a car and going into a circular turn, think about what you experience.
What you will probably say is that you feel a force pulling your shoulders toward the
outside of the turn. Let us analyze this carefully. If there is indeed a force pulling on you
outward, then what is its cause? In other words, what is the physical agent producing the
force? After all, since we have de ned force as the interaction between two objects, then
what is the other object producing the outward force on you? For insta ...
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Publisher Resources

ISBN: 9781420082593