A Projectile Is Launched Vertically Upward at 50 M/s

question 35

Multiple Choice

A projectile is launched vertically upward at 50 m/s. If air resistance is negligible, its speed upon returning to its starting point is

• A)less than 50 m/s.
• B)50 m/s.
• C)more than 50 m/s.

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Definitions:

Peripheral Nervous

Part of the nervous system outside the brain and spinal cord, including nerves and ganglia, responsible for relaying information to and from the body to the central nervous system.

Parasympathetic Nervous

Part of the autonomic nervous system that restores the body to a state of calm and counterbalances the effects of the sympathetic nervous system.

Sympathetic Nervous

Part of the autonomic nervous system that prepares the body for action by triggering the fight-or-flight response.

Nervous System

An assembly of nerve cells and their fibrous connections that facilitate the transmission of nerve impulses among body regions, synchronizing bodily processes and perception.