A Projectile Is Launched from Ground Level at an Angle

question 12

Multiple Choice

A projectile is launched from ground level at an angle of 50.0° above horizontal with a speed of 30.0 m/s. If the projectile is moving over level ground, how long is it in the air before it again contacts the ground?

• A)8.12 s
• B)2.35 s
• C)4.69 s
• D)6.44 s
• E)11.3 s

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Definitions:

Freedom

The condition or right of being able or allowed to act, speak, or think without hindrance or restraint.

Libel

A written defamation that unjustly harms someone's reputation through false statements.

Slander Of Goods

A statement alleging that the goods of a competitor are defective, shoddy or injurious to the health of a consumer.

Maliciously

Acting with the intent to harm or cause injury to another, often motivated by spite or ill will.