An Airplane Flies 120 Km at a Constant Altitude in a Direction

question 38

Multiple Choice

An airplane flies 120 km at a constant altitude in a direction 30.0° north of east. A wind is blowing that results in a net horizontal force on the plane due to the air of 2.40 kN in a direction 10.0° south of west. How much work is done on the plane by the air?

• A) -2.71 × 10⁸ J
• B) -0.985 × 10⁸ J
• C) -221 × 10⁸ J
• D) 221 × 10⁸ J
• E) 0.821 × 10⁸ J

Grasp the essential features of middle childhood development and parental involvement.

Recognize school phobia and its treatment options.

Identify and understand different levels of moral reasoning and expectations.

Understand various therapies for treating conduct disorders.

---

Definitions:

Voting

The act of formally expressing one's choice or opinion in a decision-making process, typically in elections or referendums.

Bourgeoisie

The middle-class segment, particularly those with capitalistic interests and values, in a society.

Limited Government

A governance philosophy where governmental powers are restricted by law or a constitution, typically to protect citizens' freedoms.

Europe

Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere, comprising multiple countries with diverse cultures, languages, and economies.