Quadrilateral pony is rotated 180° about the origin

Why does physical weathering speed up the processes of chemical weathering? a) physical weathering requires abundant water, as does chemical weathering. b) physical weathering produces fresh surfaces for chemical weathering to attack. c) chemical weathering can occur only on small surfaces, not large ones. d) chemical weathering requires salt, which is provided by salt wedging.

Which of the following emerging technologies uses the principle of chromosomes to identify suspects

What is the correct order of events in the water cycle?