
Почему и как разрушаются горные породы?


Ответы на вопрос




How and Why Do Rocks Break Down?
Rocks break down through a process called weathering. Weathering is the process of breaking down rocks, soil, and minerals as well as artificial materials through contact with the Earth's atmosphere, biota, and waters. There are two main types of weathering: mechanical (physical) weathering and chemical weathering.
Mechanical (Physical) Weathering: Mechanical weathering occurs when rocks are broken down into smaller pieces without any change in the chemical composition of the minerals within the rock. This type of weathering is caused by physical forces such as temperature changes, pressure, and the effects of water, ice, and wind. For example, the repeated freezing and thawing of water in the cracks of rocks can cause them to break apart.
Chemical Weathering: Chemical weathering involves the alteration of the internal structure of minerals within the rock by the addition or removal of elements. This type of weathering is caused by chemical reactions, such as the dissolution of minerals by acidic water or the formation of new minerals. An example of chemical weathering is the rusting of iron-bearing minerals when they come into contact with oxygen and water.
Factors Affecting Weathering: Several factors can affect the rate and type of weathering, including the type of rock, climate, vegetation, and the presence of water. For instance, rocks with more joints and fractures are more susceptible to weathering, and the presence of water can accelerate both mechanical and chemical weathering processes.
Conclusion: In summary, rocks break down through the processes of mechanical and chemical weathering, which are influenced by various factors such as temperature changes, pressure, water, and chemical reactions. These processes lead to the gradual breakdown of rocks into smaller particles and the alteration of their chemical composition over time.


Топ вопросов за вчера в категории Биология
Последние заданные вопросы в категории Биология
-
Математика
-
Литература
-
Алгебра
-
Русский язык
-
Геометрия
-
Английский язык
-
Химия
-
Физика
-
Биология
-
Другие предметы
-
История
-
Обществознание
-
Окружающий мир
-
География
-
Українська мова
-
Информатика
-
Українська література
-
Қазақ тiлi
-
Экономика
-
Музыка
-
Право
-
Беларуская мова
-
Французский язык
-
Немецкий язык
-
МХК
-
ОБЖ
-
Психология
-
Физкультура и спорт
-
Астрономия
-
Кыргыз тили
-
Оʻzbek tili