What Has Happened to the Poverty Rate in the United

question 2

Multiple Choice

What has happened to the poverty rate in the United States since the 1970s?

• A) It has steeply declined.
• B) It has trended downward.
• C) It has steeply increased.
• D) It has trended upward.
• E) It has remained relatively constant.

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Definitions:

Anaerobic Respiration

A process of energy production that occurs in the absence of oxygen, converting glucose to energy in cells.

Oxygen

A chemical element with symbol O and atomic number 8, essential for respiration in most living organisms and a component of the Earth's atmosphere.

Energy Expenditure

The amount of energy, measured in calories, that a person uses to breathe, circulate blood, digest food, and be physically active.

Toxic Compound

A chemical substance known to cause harm to organisms through its chemical action when ingested, inhaled, or comes into contact with skin.