Work in the Amount of 280 J Is Done in Lifting

question 31

Short Answer

Work in the amount of 280 J is done in lifting an object a distance of 4.0 m in a time of 7.0 s.
a. How much force did it take to lift the object?
b. What was the power input?

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Definitions:

Mental Module

A concept in cognitive science suggesting that the mind is composed of innate, self-contained units or modules that are responsible for specific cognitive functions.

Natural Selection

The process by which organisms better adapted to their environment tend to survive and produce more offspring, a key mechanism of evolution.

Specialized Mental Process

Cognitive operations or mechanisms that are tailored for handling specific types of information or tasks.

Sociobiologists

Scientists who study the biological basis of social behavior across species, including humans, often focusing on how evolutionary processes shape social behaviors.