Diffusion is the movement of molecules from concentration to concentration

low, high
low, low
Hi there
high, high
high, low

weathering - colorado river carves land in arizona to form the grand canyon. cracks form in a sandstone wall surrounding a house. a marble statue near the science museum is changing color due to rainfall

erosion - after a rainstorm, soil and rock piees litter the roadways. the sand dunes in the sahara desert are changing shape.

here's your answer.

d. groundwater flows through the subsoil and deposits minerals.

answer///multiple alleles;