Interstellar Clouds Are

question 61

Multiple Choice

Interstellar clouds are

• A) hydrogen gas,condensed out of the interstellar medium,like water clouds in the Earth's atmosphere.
• B) regions where hydrogen tends to be denser than the surrounding gas.
• C) regions where water condenses out of the interstellar medium.
• D) oxygen gas,condensed out of the interstellar medium,like water clouds in the Earth's atmosphere.

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Definitions:

Supply-Side Economics

Main tenets: economic role of federal government is too large; high tax rates and government regulations hurt the incentives of individuals and business firms to produce goods and services.

Systematic Error

refers to a consistent, predictable error present in the results of measurements or experiments due to flaw in the measurement system.

Rational Expectations

A theory in economics suggesting that individuals make decisions based on their rational outlook, available information, and past experiences.

Adaptive Expectations

A theory in economics that expectations of future events are constructed based on past events and that agents adjust slower to new information.