Assume That the Reference Frame Is Moving with the Person

question 14

Multiple Choice

Assume that the reference frame is moving with the person indicated in each of the following situations. In which case is the reference frame noninertial?

• A) The person is walking at a constant speed along a straight, horizontal sidewalk.
• B) The person is walking at a constant speed along a straight sidewalk that is inclined downward at a slight unchanging angle.
• C) The person is riding an elevator upward at constant speed.
• D) The person is skydiving and is freefalling not yet having opened her parachute.

---

Definitions:

Machine Hours

A measure of production time, calculated as the total number of hours that machines are operated during a specific period.

Applied Amount

The portion of an allocated or assigned cost to a particular department, project, or product.

Factory Overhead

Indirect costs associated with manufacturing, including costs related to operating the manufacturing facilities, aside from direct labor and direct materials costs.

Machine Hours

A measure of the amount of time a machine is operated, used in allocating manufacturing costs.