Answer:
1.D
2.B
3.B
Explanation:
1.They consider the breakdown of rock into smaller and smaller pieces through processes that collectively are known as weathering. The specific process that students examine in this investigation is abrasion, the action of rocks and sediment grinding against each other and wearing away exposed surfaces.
2.Ice wedging, pressure release, plant root growth, and abrasion can all causemechanical weathering. in the cracks and pores of rocks, the force of its expansion is strong enough to split the rocks apart. This process, which is called ice wedging, canbreak up huge boulders.
3.No explanation
hope it helps
