Question

_____ is the breakdown of rock by natural forces and chemical changes.

Answer 1

Hey mate, here is your answer.

"WEATHERING" is the breakdown of rock by natural forces and chemical changes.

Hope this helped.

#Anusha ^_^

Answer 2

"Weathering is the breakdown of rocks by natural forces or chemical changes. Weathering is of two types

Mechanical weathering: in mechanical weathering rocks are broken into very small fragments which are easily carried away by wind, water and rain..

Chemical weathering: in chemical weathering the original material transforms into completely different element having different characteristics and configuration.

"