A Rock Is Moving with Speed V

question 17

Multiple Choice

A rock is moving with speed v.If the mass of the rock were tripled and the speed were reduced to v/3,which of the following statements would be true?

• A)The kinetic energy of the rock is smaller than in the first case,but the momentum is larger.
• B)The kinetic energy of the rock is smaller than in the first case,but the momenta of both are the same.
• C)The kinetic energies of the rocks are the same in both cases.
• D)The kinetic energy of the rock is 1/9 its previous value.

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Definitions:

Power Of Attorney

A legal document authorizing one person to act on another's behalf in private affairs, business, or some other legal matter.

Legal Empowerment

Refers to the process of increasing the capacity of individuals or groups to understand and use the law to advance justice and economic and social development.

Apparent Agency

A situation where a person appears to be, and is mistakenly believed to be, authorized to act as an agent for another party, thereby binding the principal in certain situations.

Agency By Estoppel

When a party's actions lead another to reasonably believe that a third party is their agent, resulting in legal recognition of the agency relationship despite no formal agreement.