Noctilucent Clouds Consist of Ice Crystals That Form Around

question 67

Multiple Choice

Noctilucent clouds consist of ice crystals that form around

• A)pollen grains.
• B)clay particles derived from deserts.
• C)meteorite dust.
• D)salt crystals from the sea.
• E)volcanic ash.

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Definitions:

Bretton Woods Agreement

An agreement established in 1944 that set up international financial institutions including the International Monetary Fund (IMF) and the World Bank, and established rules for commercial and financial relations among the world's major industrial states.

Devaluation

A deliberate downward adjustment to the value of a country's currency relative to another currency, group of currencies, or standard.

Fixed Exchange Rate

A system where the value of a currency is pegged at a set value against another currency or a basket of currencies.

Floating Exchange Rate

A currency's value that is determined by the foreign exchange market depending on supply and demand relative to other currencies, rather than a fixed value set by a government.