An Element ________

question 6

Multiple Choice

An element ________

• A)can be separated into its components by physical methods.
• B)may have different chemical properties depending on its source.
• C)cannot be separated into simpler substances by chemical methods.
• D)can also be a compound.
• E)exists only as an atom and not as a molecule.

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Definitions:

Law of Diminishing Marginal Returns

A rule of economics that asserts when a single production element is expanded and the rest stay unchanged, there will ultimately be a decline in total output after reaching a specific threshold.

Cost Curves

Graphical representations in economics that show how the costs of production vary with different levels of output.

Marginal Product

The additional output that can be produced by adding one more unit of a specific input, holding all other inputs constant.