Projectiles: a Child Throws a Ball with an Initial Speed

question 44

Essay

Projectiles: A child throws a ball with an initial speed of 8.00 m/s at an angle of 40.0° above the horizontal. The ball leaves her hand 1.00 m above the ground and experience negligible air resistance.
(a) How far from where the child is standing does the ball hit the ground?
(b) How long is the ball in flight before it hits the ground?

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Definitions:

Enteroviruses

A group of viruses that can cause a variety of illnesses, ranging from the common cold to more severe diseases like meningitis.

Varicella Globulin

An immunoglobulin preparation used to prevent or lessen the severity of chickenpox in susceptible individuals after exposure to the virus.

Acyclovir

An antiviral medication used to treat infections caused by certain viruses, such as herpes simplex virus and varicella-zoster virus.

Diphenhydramine Hydrochloride

An antihistamine drug used to relieve symptoms of allergy, hay fever, and the common cold, such as itching, runny nose, and watery eyes.