A 500-Kg Crate Is Being Pulled Along a Horizontal, Smooth Surface

question 94

Multiple Choice

A 50.0-kg crate is being pulled along a horizontal, smooth surface. The pulling force is 10.0 N and is directed 20.0° above the horizontal. What is the acceleration of the crate?

• A) 0.0684 m/s²
• B) 0.188 m/s²
• C) 0.200 m/s²
• D) 0.376 m/s²
• E) 0.0728 m/s²

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Definitions:

Voluntary Movements

Movements controlled consciously by the brain, usually in response to stimuli or as deliberate actions, contrasting with involuntary movements like reflexes.

Cranial Nerves

are the twelve pairs of nerves that emerge directly from the brain, not the spinal cord, and control various functions of the body and head.

Glossopharyngeal

A cranial nerve that innervates parts of the tongue and pharynx, playing roles in taste, swallowing, and salivation.

Hypoglossal

Pertaining to the twelfth cranial nerve, which controls the movements of most muscles in the tongue.