When Two Variables Have a Negative Correlation

question 1

Multiple Choice

When two variables have a negative correlation,

• A)they tend to move in opposite directions.
• B)they tend to move in the same direction.
• C)one variable will move while the other remains constant.
• D)the variables' values are never positive.

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Definitions:

Dry Deposition

The process by which pollutants in the atmosphere are transferred to the Earth's surface without precipitation.

Wet Deposition

This is the process by which acidic or pollutant materials are removed from the atmosphere in the form of precipitation, such as rain, snow, or fog.

Coal-Burning Power Plants

Facilities that generate electricity by burning coal as fuel, releasing carbon dioxide and potentially other pollutants.

Sulfur Dioxides

are a type of air pollutant produced from burning fossil fuels, contributing to acid rain.