Dallas Says That Any Change in Velocity Is Directly Proportional

question 47

Multiple Choice

Dallas says that any change in velocity is directly proportional to the time interval over which the change took place.Dana says that is true only when the acceleration is constant.Which one,if either,is correct?

• A)Dana,because it is true only when the acceleration is constant.
• B)Dallas,because we can define ax_,avg so that Δv_x = ax_,avgΔt.
• C)Dallas,because ax_,avg always is equal to .
• D)All the above are correct.
• E)Only (a)and (b)above are correct.

---

Definitions:

Strong

This term could refer to various contexts but lacks a specific definition without additional context; thus, it's not clearly identifiable as a unique key term.

Assessment

The systematic evaluation and measurement of psychological, biological, and social factors in an individual or group.

Testing

The process of administering assessments to evaluate skills, knowledge, abilities, or performance in various areas.

Records And Documentation

Written materials and other evidence, including electronic and paper formats, that provide a record of activities, transactions, and decisions.