When a 45-Kg Person Steps on a Scale in an Elevator

question 106

Multiple Choice

When a 45-kg person steps on a scale in an elevator, the scale reads a steady 410 N. Which of the following statements must be true? (There could be more than one correct choice.)

• A) The elevator is accelerating downward at a constant rate.
• B) The elevator is moving downward at a constant rate.
• C) The elevator is accelerating upward at a constant rate.
• D) The elevator is moving upward at a constant rate.
• E) From the given information, we cannot tell if the elevator is moving up or down.

---

Definitions:

Physical Needs

The basic requirements necessary for maintaining the human body alive and functioning, such as food, water, shelter, and sleep.

Communication "Do's"

Recommended practices and guidelines to enhance effectiveness in communication.

Finding

The result or outcome of an investigation, study, or analysis.

Reflective Communication

A communication method focusing on understanding and processing experiences or information deeply, often used to enhance learning or interpersonal interactions.