Which of the Following Statements Is True

question 34

Multiple Choice

Which of the following statements is true?

• A)Friction is a conservative force and does negative work.
• B)Potential energy may be defined by the equation U(x)= -dF(x)/dx
• C)The work done by a conservative force between two points depends on the path taken between those points.
• D)A conservative force cannot change a body's total energy.
• E)The work done by a conservative force while a body moves at constant velocity must be zero.

---

Definitions:

Return On Investment

A measure used to evaluate the efficiency or profitability of an investment, calculated by dividing the benefit (return) of an investment by the cost of the investment.

Fifth Element

A reference to the component in various frameworks that is considered essential but is often intangible or abstract, such as spirit or culture in organizational contexts.

Quasi-experimental Designs

Research methodologies that resemble experimental strategies but lack random assignment of participants to groups.

Non-experimental Designs

Non-experimental designs refer to research methodologies that do not involve the manipulation of variables or random assignment of participants, often used to observe and analyze phenomena as they naturally occur.