A Man Pulls a 100-N Crate Up a Frictionless 30 $\degree$

question 66

Multiple Choice

A man pulls a 100-N crate up a frictionless 30 $\degree$ slope 5 m high as shown.Assuming that the crate moves at constant speed, the work done by the man is:

• A)-500 J
• B)-250 J
• C)0 J
• D)250 J
• E)500 J

Distinguish between individual and group level theories of natural selection.

Acknowledge the impact of sensory organs in environmental interaction and social communication.

Appreciate the significance of culture in creating unique human problems and solutions.

Grasp the significance of past, present, and future considerations in evolutionary psychology.

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Definitions:

Maxim

A concise and general principle or rule of conduct, often serving as a guideline for behavior.

Hypotheticals

Hypotheticals refer to situations or scenarios that are imagined or speculated about, often used in reasoning or in discussing possible outcomes.

Principle

A basic principle or statement that forms the basis for a belief system or for logical thinking.

Rational

The quality of being based on or in accordance with reason or logic, often related to the ability to think, understand, and form judgments by a process of logic.