CST.2 A person throws three rocks off a cliff of height h at exactly the same speed öl, each time, but throwing rock A almost vertically upward, rock B horizontally, and rock C almost vertically downward (see the diagram below). B h | Which rock hits the ground with the greatest speed? (Ignore air friction.) A. Rock A B. Rock B C. Rock C D. Rocks A and C hit with the same speed, faster than B. E. All three rocks hit with the same speed.

CST.2 A person throws three rocks off a cliff of height h at exactly the same speed öl, each time, but throwing rock A almost vertically upward, rock B horizontally, and rock C almost vertically downward (see the diagram below). B h | Which rock hits the ground with the greatest speed? (Ignore air friction.) A. Rock A B. Rock B C. Rock C D. Rocks A and C hit with the same speed, faster than B. E. All three rocks hit with the same speed.

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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Question

CST.2
A person throws three rocks off a cliff of height h
at exactly the same speed öl, each time, but throwing
rock A almost vertically upward, rock B horizontally, and
rock C almost vertically downward (see the diagram below).
B
h
|
Which rock hits the ground with the greatest speed? (Ignore
air friction.)
A. Rock A
B. Rock B
C. Rock C
D. Rocks A and C hit with the same speed, faster than B.
E. All three rocks hit with the same speed.

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