The Addition of Carbon Dioxide to the Atmosphere Also Increases

question 28

Multiple Choice

The addition of carbon dioxide to the atmosphere also increases the amount of carbon dioxide dissolved in ocean water. This has the effect of

• A)cooling the ocean water by increasing the rate of evaporation of ocean water.
• B)warming the ocean water by decreasing the rate of evaporation of ocean water.
• C)increasing the acidity of ocean water because dissolved carbon dioxide makes the water more acidic.
• D)decreasing the acidity of ocean water because dissolved carbon dioxide makes the water less acidic.

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Definitions:

Break-even Point

The level of production or sales at which total revenues equal total expenses, resulting in no net loss or gain.

Contribution Margin

The amount by which sales revenue exceeds variable costs. It contributes to covering fixed costs and generates profit.

Fixed Expenses

Costs that do not fluctuate with changes in production level or sales volume.

Variable Expenses

Costs that vary directly with the level of production or sales volume, such as raw materials or sales commissions.