If Yesterday the Dollar Traded for 100 Japanese Yen and Today

question 12

Multiple Choice

If yesterday the dollar traded for 100 Japanese yen and today 101 yen for the dollar,we would say

• A)that the dollar rose in value relative to the yen.
• B)that the yen fell in value relative to the dollar.
• C)both of the choices.

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Definitions:

Alveoli

Tiny air sacs within the lungs where gas exchange between the air and blood occurs.

Dalton's Law

The principle that the total pressure exerted by a mixture of gases is equal to the sum of the pressures that each would exert if it were present alone.

Partial Pressures

The pressure that a single gas in a mixture of gases would exert if it alone occupied the entire volume of the mixture.

Total Pressure

The combined pressure exerted by a mixture of gases in a container, equal to the sum of the pressures that each gas would exert if it were alone.