Mechanical weathering is weathering caused by the breaking down of rocks by physical force without any change in the chemical nature of the rocks. Mechanical weathering is usually caused by extreme hot and cold temperatures. Water seeps into cracks in rocks, freezes, and expands, causing the further breakdown of rocks.
Explanation:
Answer from: Quest
Ibelieve it is answer b. provides military aid.
Answer from: Quest
Answer (d) may increase or decrease porosity through dissolution or deposition;
Another question on Geography
Geography, 23.06.2019 05:50
Asap will mark geography final plz ! what are the benefits of international aid? (give me the right evidence )