Gas Fills All the Space Available to It

question 19

Multiple Choice

Gas fills all the space available to it. Why then doesn't the atmosphere go off into space?

• A)It does, but the rate is so slow that our atmosphere will remain for millions of years.
• B)The atmosphere is held down by gravity.
• C)The rate at which air molecule escape into space is about equal to the rate that they are produced by various mechanisms, such as volcanic activity and photosynthesis.
• D)There are molecular attractions between air molecules and the earth's surface.

---

Definitions:

Nominal GDP

The gross domestic product measured at current market prices, without taking inflation into account.

GDP Price Index

The GDP Price Index measures the overall change in the prices of all goods and services included in the Gross Domestic Product, showcasing inflation or deflation.

Real GDP

The total value of all goods and services produced in a country adjusted for inflation, reflecting the actual economic growth.

Inventory Decreases

A reduction in the quantity of goods that a company has in stock, typically indicating increased sales or reduced production.