As a Car Moves Forward on a Level Road at Constant

question 22

Multiple Choice

As a car moves forward on a level road at constant velocity, the total force acting on the tires is:

• A) greater than the normal force times the coefficient of static friction.
• B) equal to the normal force times the coefficient of static friction.
• C) the normal force times the coefficient of kinetic friction.
• D) zero.

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Definitions:

Gray matter

The dark-colored regions of the brain and spinal cord consisting mainly of neuronal cell bodies and dendrites, involved in processing and integrating information.

Corpus callosum

A broad band of nerve fibers joining the two hemispheres of the brain, facilitating communication between them.

Cerebral hemispheres

The two halves of the brain's cerebrum, responsible for integrating sensory information and coordinating brain functions.

Nerve fibers

Long projections of nerve cells that transmit electrical impulses throughout the body.