Sleep

question 132

Multiple Choice

Sleep

• A)is an innate biological rhythm.
• B)is necessary for life.
• C)may give way temporarily in times of great danger.
• D)is characterized by all of these.

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Definitions:

Median

A statistical measure representing the middle value in a set of data when it has been arranged in order.

Earth's Surface

The outermost layer of the Earth where humans live, including landforms, water bodies, and living organisms.

Equator

An imaginary line drawn around the middle of the Earth, equidistant from both poles, dividing the Earth into the Northern and Southern Hemispheres.

Average

A statistical measure representing the central or typical value in a set of data, calculated by dividing the sum of the values by the number of values.