A Ball Is Thrown Straight Upward with a Velocity of 39

question 11

Multiple Choice

A ball is thrown straight upward with a velocity of 39 m/s.How much time passes before the ball strikes the ground? (Disregard air resistance. )

• A)8.0 s
• B)4.0 s
• C)2.4 s
• D)1.2 s

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Definitions:

Product Volume

The quantity of product generated in a chemical reaction measured in units of volume.

Oxygen

A chemical element with the symbol O, essential for respiration in most living organisms and used in various industrial processes.

Nitrogen

A diatomic gas that makes up about 78% of the Earth's atmosphere, essential for life as it is a major component of amino acids and nucleic acids.

Pressure

The force exerted per unit area upon a surface by the weight of the air above that surface in the atmosphere or by any gas in confined space.