A Ping-Pong Ball Has an Average Density of 0

question 45

Multiple Choice

A ping-pong ball has an average density of 0.140 g/cm³ and a diameter of 3.80 cm.What force would be required to keep the ball completely submerged under water?

• A) 0.484 N
• B) 0.242 N
• C) 0.516 N
• D) 0.258 N

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Definitions:

Educational Philosopher

A thinker concerned with the nature, aims, and problems of education, contributing theories or concepts influencing educational practices.

John Dewey

An American philosopher, psychologist, and educational reformer whose ideas have been influential in education and social reform.

Physical Barrier

An actual obstruction that limits or impedes access, movement, or visibility, often in an environment or between entities.

Listening

The active process of receiving, interpreting, and responding to verbal and non-verbal messages.