Around What Date Is the Amount of Solar Energy Per

question 143

Multiple Choice

Around what date is the amount of solar energy per square metre that is incident upon the surface of the Earth in the northern hemisphere at its lowest level?

• A)December 21, the winter solstice
• B)March 21, the vernal equinox
• C)June 21, the summer solstice
• D)September 21, the autumnal equinox

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Definitions:

Exponents

Numbers that indicate how many times a base is to be multiplied by itself.

Rational Exponents

Exponents that are fractions, where the numerator represents a power and the denominator represents a root of the base number.

Rewrite

To express something in a different way or form, often aimed at achieving greater clarity.

Evaluate

The process of calculating the value of an expression, equation, or function for given variables or numbers.