Imagine a Chart Showing the Number of People in Different

question 6

Multiple Choice

Imagine a chart showing the number of people in different age groups (0 to 5 years old) as blocks in proportion to the number of people in each age group. If each of these age blocks is shown stacked with the youngest at the bottom and the oldest at the top, what shape will the whole stack assume when there is a rapid population doubling time?

• A) expanding pyramid
• B) uniform column
• C) inverted pyramid
• D) hourglass

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Definitions:

Reaction Order

Indicates the relationship between the rate of a chemical reaction and the concentration of the reactants, used to predict reaction rates.

First-Order Reaction

A chemical reaction where the rate depends linearly on the concentration of one reactant.

Zero-Order Reaction

a chemical reaction in which the rate is independent of the concentration of the reactant(s).

Cocaine

A powerful stimulant drug derived from the leaves of the coca plant, used medically as a local anesthetic and often abused for its euphoric effects.