The Moon Appears Larger at the Horizon Than When Straight

question 86

Multiple Choice

The moon appears larger at the horizon than when straight above because of

• A) an optical illusion.
• B) bending of light rays as they pass through the atmosphere.
• C) differences in actual distance between the observer and the moon.
• D) fatigue of neck muscles when an observer looks up.

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Definitions:

Full Employment

A situation in an economy where all individuals who are willing and able to work at current wage levels are employed, with minimal levels of unemployment.

Keynes

John Maynard Keynes was a British economist whose ideas fundamentally affected the theory and practice of modern macroeconomics and the economic policies of governments.

Aggregate Demand

Aggregate demand represents the total sum of demand for all products and services in an economy, measured at a specific price level and during a particular time frame.

Full Employment GDP

The level of GDP at which all available labor resources are being used in the most efficient way possible, typically associated with a low unemployment rate.