Scientists Want to Determine Whether Chemical X, a Component of Fertilizer

question 64

Multiple Choice

Scientists want to determine whether chemical X, a component of fertilizer, is harmful to fish. They treat fish in the laboratory with increasing amounts of the chemical for one week and then measure their viability. When researchers designed this experiment, they wrote "If chemical X is toxic, the fish will begin to look sick and die." This statement is a(n) ____.

• A) interpretation
• B) theory
• C) hypothesis
• D) result
• E) prediction

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Definitions:

Average Total Cost

The total cost of production divided by the number of units produced, calculating the per-unit cost to produce goods or services.

Variable Cost

Costs that change in proportion to the good or service that a business produces, such as raw materials and labor.

Fixed Costs

Costs that do not change with the level of output or production, such as rent, salaries, and insurance payments.

Losing Money

Losing money describes a situation where an individual or business expends more money than is received over a certain period, resulting in financial loss.