A Child Throws a Ball with an Initial Speed of 8.0

question 45

Multiple Choice

A child throws a ball with an initial speed of 8.0 m/s at an angle of 40° above the horizontal.The ball leaves her hand 1.0 m above the ground.At what angle below the horizontal does the ball approach the ground?

• A)35°
• B)42°
• C)48°
• D)40°
• E)65°

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Definitions:

Practice Observations

The act of repeatedly watching or monitoring phenomena to gain expertise or collect data in a particular field.

American Psychologist

A professional title for psychologists in the United States, often associated with the publication of the American Psychological Association.

Wilhelm Wundt

A German psychologist who is widely regarded as the father of experimental psychology, having established the first psychology laboratory in 1879.

Functionalist

A perspective in sociology and psychology that emphasizes the importance of understanding the purpose of behavior and mental processes in the individual's adaptation to the environment.