When a Parachutist Jumps from an Airplane,he Eventually Reaches a Constant

question 22

Multiple Choice

When a parachutist jumps from an airplane,he eventually reaches a constant speed,called the terminal speed.Once he has reached terminal speed

• A) his acceleration is equal to g.
• B) the force of air drag on him is equal to zero.
• C) the force of air drag on him is equal to g.
• D) his speed is equal to g.
• E) the force of air drag on him is equal to his weight.

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Definitions:

Evolutionary Psychologist

A professional in a branch of psychology that studies how evolutionary theory influences human behaviors, thoughts, and emotions.

Social Behavior

Involves interactions among individuals, ranging from cooperation and altruism to aggression, within a species.

Generations

Groups of people born and living around the same time, who experience and are shaped by particular societal events and cultural shifts.

Polygenic

Referring to traits that are influenced by combinations of genes.