The Precession of the Moon's Nodes Means That

question 117

Multiple Choice

The precession of the Moon's nodes means that

• A) there is a lunar eclipse every 6 months.
• B) there is a solar eclipse every 6 months.
• C) the eclipse seasons occur less than 6 months apart.
• D) the vernal equinox will be in Aquarius in a few hundred years.
• E) there are never two solar eclipses in the same year.

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Definitions:

Substitution

The economic concept whereby consumers replace costlier items with less expensive alternatives, or firms switch between inputs to minimize costs.

Indifference Curves

A graph showing different bundles of goods between which a consumer is indifferent, representing equal levels of utility.

Income Effect

Adjustments in the financial earnings of an individual or an economy and the corresponding effect on the quantity of goods or services demanded.

Indifference Curve

A graph showing different combinations of two goods that give a consumer equal satisfaction and utility.