A 5-Kg Concrete Block Is Lowered with a Downward Acceleration

question 5

Multiple Choice

A 5-kg concrete block is lowered with a downward acceleration of 2.8 m/s² by means of a rope.The force of the block on the rope is:

• A)14 N, up
• B)14 N, down
• C)35 N, up
• D)35 N, down
• E)49 N, up

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Definitions:

Positive Psychology

A branch of psychology that focuses on uplifting human strengths and virtues that contribute to a fulfilling life.

Social Ecology

An interdisciplinary field focusing on the study of the relationships between humans, their communities, and their environments.

Emotional Literacy

The ability to understand, express, and manage one's own emotions and to recognize and respond to the emotions of others.

Happiness Set Point

The theory that suggests each individual has a baseline level of happiness that is relatively stable over the long term.