How Does a Rocket Launch Upwards? Choose the Statement That

question 102

Multiple Choice

How does a rocket launch upwards? Choose the statement that best describes why a rocket goes up.

• A)By expelling gas, the rocket loses mass; because it is lighter, it rises up.
• B)By expelling gas downwards, the rocket is propelled upwards.
• C)By expelling gas downwards, which pushes against the ground, the rocket is propelled upwards.

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Definitions:

Technological Change

A change in the methods, equipment, and software used by a society, improving efficiency, productivity, and quality of life.

Marginal Cost

The additional cost incurred by producing one more unit of a good or service; essential for making efficient production and pricing decisions.

Output

The amount of goods or services produced by a business, industry, or country.

Profit-Maximizing Rule

A principle that firms apply to determine the level of output at which they will realize the maximum possible profits.