What Is Causing an Increase in the Earth's Atmospheric Temperature

question 47

Multiple Choice

What is causing an increase in the earth's atmospheric temperature?

• A) the position of the sun
• B) use of alternative fuels
• C) greenhouse gases
• D) thickening of the ozone layer

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Definitions:

Barter

An exchange system where goods or services are directly exchanged for other goods or services without using a medium of exchange, such as money.

Commodity Money

A type of money whose value comes from a commodity of which it is made, such as gold or silver.

Goldsmiths

Historical tradespeople who crafted objects out of gold and were also involved in banking activities, such as issuing loans and safekeeping valuables.

Forerunners

Individuals or technologies that precede and predict the development of future trends or innovations, often paving the way for widespread changes.