A Rock Is Thrown Straight Up with an Initial Velocity

question 23

Multiple Choice

A rock is thrown straight up with an initial velocity of 19.6 m/s.What time interval elapses between the rock's being thrown and its return to the original launch point? (Acceleration due to gravity is 9.80 m/s². )

• A)4.00 s
• B)5.00 s
• C)8.00 s
• D)10.0 s

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Definitions:

Evangelical

A movement within Protestant Christianity emphasizing the importance of the conversion experience, the authority of the Bible, and spreading the Christian faith.

Transcendentalism

A philosophical and literary movement in the 19th century U.S. that advocated for personal intuition, self-reliance, and a closer relationship to nature.

Thoreau

Henry David Thoreau, a 19th-century American essayist, poet, and philosopher known for his writings on naturalism and civil disobedience.

Emerson

Ralph Waldo Emerson, an American essayist, lecturer, philosopher, and poet who led the transcendentalist movement of the mid-19th century.