Russian Scientists Were the First to Develop the Concept of Soils

question 21

True/False

Russian scientists were the first to develop the concept of soils as natural bodies

---

Definitions:

Sleep Terrors

A sleep disorder involving intense fear, screaming, and flailing while asleep, often without waking fully.

Rapid-eye-movement Sleep

A phase of sleep characterized by rapid movements of the eyes, low muscle tone throughout the body, and the propensity of the sleeper to dream vividly.

Deep Sleep

A phase of sleep characterized by slow brain waves, known as delta waves, during which recuperation and memory consolidation occur.

Immaturity

A lack of development in emotional, physical, or intellectual aspects, resulting in behavior considered inappropriate for an individual's age.