Which type of water has the greatest density

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.

Lines of longitude are like stripes from the top of the globe down to the bottom virtually slicing the earth like an orange

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand