If Future Exploration of the Moons of Jupiter and Saturn

question 29

Multiple Choice

If future exploration of the moons of Jupiter and Saturn discover primitive life-forms, it would imply a ________ probability of finding an advanced civilization somewhere else in the Milky
Way because ________.

• A) higher; it shows that life can exist in environments that are very different from those found on Earth
• B) higher; it would show that life can survive travel through space after leaving Earth
• C) much lower; primitive life-forms have nothing to do with the existence of advanced civilizations
• D) decreased; it would show that primitive life-forms outside Earth cannot evolve into more complex species
• E) decreased; it would show that primitive life-forms are far more common than advanced ones

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Definitions:

Diminishing Marginal Product

A principle stating that as additional units of a variable input are added to a fixed input, the additional output produced by each new unit will eventually decline.

Marginal Product

The additional output generated by using one more unit of a specific input, keeping other inputs constant.

Output

The total amount of goods or services produced by a company, industry, or economy.

Marginal Product

The additional output gained by adding one more unit of a specific input, while keeping other inputs constant.