A 500 Kg Ball Falls from a 2

question 44

Multiple Choice

A 5.00 kg ball falls from a 2.00 m-high shelf.Just before hitting the floor,what will be its kinetic energy? (g = 9.80 m/s² and assume air resistance is negligible)

• A) 98.0 J
• B) 49.0 J
• C) 19.6 J
• D) 10.0 J

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Definitions:

Positive Consequence

A beneficial result or effect of an action or condition, often used to reinforce desired behaviors in various contexts, such as learning or behavior modification.

Time Out

A disciplinary technique used to remove a child from an environment where inappropriate behavior has occurred, to encourage self-soothing and reflection.

Systematic Desensitization

is a behavioral therapy technique used to reduce anxiety through gradual exposure to the feared object or situation coupled with relaxation exercises.

Progressive Relaxation

A technique involving the tensing and relaxing of muscle groups in sequence to achieve physical and mental relaxation.