A Rock Is Thrown Directly Upward from the Edge of a Flat

question 2

Short Answer

A rock is thrown directly upward from the edge of a flat roof of a building that is 56.3 meters tall.The rock misses the building on its way down,and is observed to strike the ground 4.00 seconds after being thrown.Take the acceleration due to gravity to have magnitude 9.80 m/s² and neglect any effects of air resistance.With what speed was the rock thrown?

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Definitions:

Mixed Blessing

A situation or event that has both positive and negative aspects.

Double Approach/Avoidance Conflict

A psychological conflict that arises when a person is faced with a decision involving both desirable and undesirable aspects of two conflicting goals.

Locus Of Control

A mental construct denoting how much people think they possess the power to influence occurrences that impact their existence.

Optimist

An individual who tends to be hopeful and confident about the future or the success of something.