A Solid Sphere (I = 0

question 24

Multiple Choice

A solid sphere (I = 0.4MR²) of radius 0.06 m and mass 0.50 kg rolls without slipping 14m down a 30º inclined plane.At the bottom of the plane,the linear velocity of the center of mass of the sphere is approximately

• A)3.5 m/s
• B)3.9 m/s
• C)8.7 m/s
• D)18 m/s
• E)9.9 m/s

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Definitions:

Operant Conditioning

A learning process in which the strength of a behavior is modified by reinforcement or punishment.

B.F. Skinner

An American psychologist and behaviorist known for his theory of operant conditioning and studies on reinforcement.

S-R Association

A concept in behaviorism that refers to the association formed between a stimulus and the response it generates without requiring conscious thought.

Carol Dweck

A psychologist known for her work on the mindset psychological trait, particularly fixed and growth mindsets.