An Open Freight Car Rolls Friction Free Along a Horizontal

question 20

Multiple Choice

An open freight car rolls friction free along a horizontal track in a pouring rain that falls vertically. As water accumulates in the car, the car's speed

• A) doesn't change.
• B) increases.
• C) decreases.
• D) cannot be determined with the information given

---

Definitions:

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, often used illicitly.

Cocaine

A powerful and illegal stimulant derived from the leaves of the coca plant, known for its addictive properties.

Coca-Cola

A global beverage corporation and manufacturer, known for its flagship product, a carbonated soft drink also named Coca-Cola.

Drug Treatment Programs

Structured interventions designed to help individuals overcome dependency on drugs or alcohol.