You Are Standing on a Bathroom Scale in an Elevator

question 1

Multiple Choice

You are standing on a bathroom scale in an elevator that is not moving and it reads 500 N.The elevator then moves downward at a constant velocity of 4.50 m/s.What does the scale read?

• A) 100 N
• B) 450 N
• C) 500 N
• D) 750 N
• E) 250 N

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Definitions:

Spinal Nerve

A mixed nerve, which carries motor, sensory, and autonomic signals between the spinal cord and the body.

Ventral Root

The part of a spinal nerve that carries motor output from the spinal cord to the body's muscles and glands.

Efferent Fibers

Nerve fibers that carry impulses away from the central nervous system to effectors such as muscles or glands, facilitating response and action.

Root Ganglion

A cluster of nerve cell bodies found in the dorsal root of a spinal nerve.