The Work W (In Joules)done When Lifting an Object Varies

question 24

Multiple Choice

The work W (in joules) done when lifting an object varies jointly with the mass m (in kilograms) of the object and the height h (in meters) that the object is lifted.The work done when a 120-kilogram object is lifted 1.8 meters is 2116.8 joules.How much work is done when lifting a 200-kilogram object 1.5 meters? ​

• A)2960 J
• B)2920 J
• C)2940 J
• D)2950 J
• E)2930 J

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Definitions:

Limbic Structure

A complex system of nerves and networks in the brain, involved in instinct and mood control, as well as the processing of emotions and memories.

Sensory Information

Data received by sensory receptors and transferred to the brain, playing a crucial role in how organisms interpret the world around them.

Emotional Needs

The aspects of a person's well-being that involve feelings of belonging, love, acceptance, and safety.

Amygdala

Part of the limbic system; filters incoming information and interprets it in the context of emotional needs and survival.