Which Gas Accounts for About 78% of the Gas in the Atmosphere

question 55

Multiple Choice

Which gas accounts for about 78% of the gas in the atmosphere? ​

• A)water vapor
• B)nitrogen
• C)ozone
• D)carbon dioxide
• E)oxygen

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Definitions:

Tax Refund

The amount of money returned to a taxpayer when the amount of taxes paid exceeds the actual tax liability.

Child and Dependent Care Credit

A tax credit offered to taxpayers to offset the cost of care for qualifying dependents to enable employment.

Full-time Student

A status designated for individuals enrolled in an educational institution taking a full load of courses as defined by the institution.

Taxpayer's Spouse

The legally married partner of an individual, whose financial information may be included or considered in joint tax filings.