A Ball Is Thrown Upward with a Speed and Direction

question 52

Multiple Choice

A ball is thrown upward with a speed and direction such that it reaches a maximum height of 18.0 m above the point it was released. At its maximum height it has a speed of 20.0 m/s. With what speed was the ball released?

• A)27.4 m/s
• B)24.3 m/s
• C)35.1 m/s
• D)31.3 m/s
• E)39.0 m/s

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Definitions:

Reported Unemployment Rate

The proportion of the labor force that is jobless and actively seeking employment, officially announced or published by government agencies.

Very Long-Term Unemployed

Individuals who have been out of work and seeking employment for an extended period, typically longer than one year.

Discouraged Workers

Individuals who are not actively seeking employment due to a belief that no jobs are available for them or there are no suitable jobs.

Labor-Force Participation Rates

The percentage of the working-age population that is actively engaged in the labor market, either employed or actively seeking employment.