An Object Is Shot from the Back of a Railroad

question 15

Multiple Choice

An object is shot from the back of a railroad flatcar moving at 40 km/h on a straight horizontal road. The launcher is aimed upward, perpendicular to the bed of the flatcar. The object falls:

• A) in front of the flatcar
• B) behind the flatcar
• C) on the truck
• D) either behind or in front of the flatcar, depending on the initial speed of the object
• E) to the side of the flatcar

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Definitions:

Percent

A unit of measure expressing a number as a fraction of 100, commonly used to describe proportions and rates.

Mates

Refers to individuals paired for reproductive purposes or colloquially used to refer to friends or companions.

Socioeconomic Class

A division of society based on social and economic status.

Waist-To-Hip Ratio

A measurement used to assess the distribution of body fat, calculated by dividing the circumference of one’s waist by the circumference of one’s hips, with implications for health and attractiveness.