What Are the Columns of Elements on the Periodic Table

question 22

Multiple Choice

What are the columns of elements on the periodic table called?

• A)groups
• B)shells
• C)periods
• D)metals
• E)rows

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Definitions:

Marginal Rate of Substitution

The rate at which a consumer is willing to substitute one good for another while maintaining the same level of satisfaction or utility.

Wheat

A cereal grain, originally from the Levant region of the Near East and Ethiopian Highlands, but now cultivated worldwide, a staple food for many cultures.

Milk

A nutrient-rich liquid produced by the mammary glands of mammals, used as a primary source of nutrition for young mammals before they are able to digest other types of food.

Pareto Optimal

A Pareto optimal outcome is one in which it is impossible to make any individual better off without making at least one individual worse off.