A Rubber Ball and a Lump of Clay Have Equal

question 40

Multiple Choice

A rubber ball and a lump of clay have equal mass.They are thrown with equal speed against a wall.The ball bounces back with nearly the same speed with which it hit.The clay sticks to the wall.Which one of these objects has the greater momentum change?

• A)the ball
• B)the clay
• C)Both of them have the same non-zero momentum change.
• D)Both of them have zero momentum change.

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Definitions:

B.F. Skinner

An influential American psychologist known for his work in behaviorism and for developing the theory of operant conditioning.

John B. Watson

An American psychologist who established the psychological school of behaviorism, asserting that behavior can be studied as a simple stimulus and response.

Salivary Conditioning

A form of classical conditioning in which the presence of a specific stimulus triggers the reflexive production of saliva.

Pavlov

A Russian physiologist best known for discovering the principle of classical conditioning through experiments with dogs and bells.