A Hiker Throws a Stone from the Upper Edge of a Vertical

question 44

Short Answer

A hiker throws a stone from the upper edge of a vertical cliff. The stone's initial velocity is 25.0 m/s directed at 40.0° with the face of the cliff, as shown in the figure. The stone hits the ground 3.75 s after being thrown and feels no appreciable air resistance as it falls.
(a) What is the height of the cliff?
(b) How far from the foot of the cliff does the stone land?
(c) How fast is the stone moving just before it hits the ground?

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Definitions:

Engels

Friedrich Engels was a German philosopher, social scientist, and collaborator with Karl Marx in the development of Marxist theory.

Symbolic Interactionism

A sociological perspective that views society as constructed through human interpretations and interactions based on symbols.

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Describing something that is large, powerful, and intractably indivisible and uniform in character.

Nuclear Family

A family unit consisting of parents (both a mother and a father) and their children, living together as a single household.