The Equation Below Describes a Physical Situation: Which

question 78

Multiple Choice

The equation below describes a physical situation: Which description best fits the equation?

• A) A 1.70 kg block slows down while sliding down a frictionless plane inclined at a 30° angle.
• B) A 1.70 kg block slows down while sliding down a plane with μ_k = 0.320, with the plane inclined at a 30° angle.
• C) A 1.70 kg block speeds up while sliding up a frictionless plane inclined at a 30° angle.
• D) A 1.70 kg block speeds up while sliding down a plane with μ_k = 0.320, with the plane inclined at a 30° angle.
• E) A 1.70 kg block slides over the top of an inclined plane and then descends on the other side. Both planes, inclined at a 30° angle, have μ_k = 0.320.

---

Definitions:

Body Mass Index (BMI)

A measure used to categorize a person's body weight based on their height, indicating if they are underweight, normal weight, overweight, or obese.

Obese

A medical condition characterized by excessive body fat accumulation, which presents a risk to health, generally defined as a Body Mass Index (BMI) of 30 or higher.

Blood Glucose

The main sugar found in the blood, which comes from the food you eat, and is the body's main source of energy.

Ghrelin

A hormone produced by the stomach that stimulates hunger.