A Rock Is Thrown from the Edge of the Top

question 70

Multiple Choice

A rock is thrown from the edge of the top of a 100-ft tall building at some unknown angle above the horizontal. The rock strikes the ground a horizontal distance of 160 ft from the base of the building 5.0 s after being thrown. Assume that the ground is level and that the side of the building is vertical. Determine the speed with which the rock was thrown.

• A) 72 ft/s
• B) 77 ft/s
• C) 68 ft/s
• D) 82 ft/s
• E) 87 ft/s

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Definitions:

Democratic-Republic Society

An organization or society that advocates for principles of democracy and republicanism, emphasizing the importance of popular sovereignty and the rule of law.

Hartford Convention

Meeting of New England Federalists on December 15, 1814, to protest theWar of 1812; proposed seven constitutional amendments (limiting embargoes and changingrequirements for officeholding, declaration of war, and admission of new states), but the war endedbefore Congress could respond.

Democratic-Republican Society

The Democratic-Republican Society, active in the late 18th and early 19th centuries, was a political group in the United States that emphasized states' rights and advocated for a strict interpretation of the Constitution.

Freedom of Assembly

The right of individuals to come together and collectively express, promote, pursue, and defend their ideas; a fundamental aspect of democratic societies.