Find the Distance Between the Points on a Number Line

question 36

Multiple Choice

Find the distance between the points on a number line.
--7, 11

• A) 4
• B) 18
• C) -18
• D) -4

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Definitions:

Paradoxical Sleep

Another term for REM (Rapid Eye Movement) sleep, characterized by the paradox of the brain being highly active while the body is immobilized.

Retina

A light-sensitive layer at the back of the eyeball that contains cells responsive to visual stimuli.

Circadian Rhythm

A 24-hour internal clock cycle that regulates physiological and behavioral processes in living organisms.

Sleep Cycle

A progression through various stages of NREM and REM sleep that occurs several times during a typical night, important for restorative processes.