An Elevator Is Moving Upward with a Speed of 11

question 13

Multiple Choice

An elevator is moving upward with a speed of 11 m/s. Three seconds later, the elevator is still moving upward, but its speed has been reduced to 5.0 m/s. What is the average acceleration of the elevator during the 3.0 s interval?

• A)2.0 m/s², upward
• B)2.0 m/s², downward
• C)5.3 m/s², upward
• D)5.3 m/s², downward
• E)2.7 m/s², downward

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Definitions:

Motor Activity

Bodily movements produced by skeletal muscles that result in energy expenditure; essential for various physical actions.

Competent Development

The process of acquiring the skills, knowledge, and attributes necessary to perform effectively in a particular developmental stage or domain.

Safety

The condition of being protected from or unlikely to cause danger, risk, or injury.

Sensory Cues

External stimuli that are perceived by the senses, influencing behavior and perception.