How Do Volcanic Eruptions Affect Global Average Temperatures on the Earth

question 12

Multiple Choice

How do volcanic eruptions affect global average temperatures on the Earth?

• A) Aerosols block incoming solar radiation.
• B) Ash traps heat in atmosphere.
• C) Ash and aerosols block incoming solar radiation.
• D) Greenhouse gases block incoming solar radiation.

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Definitions:

Tax Receipts

The cumulative sum of taxes gathered by a government from both companies and individuals.

Recession

A span of transitory economic worsening, seen in lessened trade and industrial efforts, often marked by a fall in GDP for two straight quarters.

MPC

The marginal propensity to consume, which is the proportion of additional income that a consumer spends on goods and services rather than saving it.

Multiplier

In economics, a factor by which a change in spending results in a greater change in national income.