A Stone Is Thrown with an Initial Speed of 13

question 6

Multiple Choice

A stone is thrown with an initial speed of 13.4 m/s at an angle of 53° above the horizontal from the top of a 38 m building.If g = 9.8 m/s² and air resistance is negligible,what is the magnitude of the horizontal displacement of the rock?
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• A) 33 m
• B) 113 m
• C) 43 m
• D) 72 m
• E) ​41 m

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Definitions:

Formal Operational

This refers to the final stage in Piaget's theory of cognitive development, where individuals (typically adolescents and adults) gain the ability to think abstractly, logically, and systematically.

Hypothesis Testing

A statistical method that is used to determine whether there is enough evidence in a sample of data to infer that a certain condition is true for the entire population.

Equilibrium

is a state of balance or stability, achieved by equal action of opposing forces, often used in physical, chemical, and economic contexts.

Assimilate

The process of incorporating new information into existing cognitive frameworks or schemas.