1..Location: reference of where a place is on earth, absolute location is latitude, longitude or an exact address, relative location is describing a place relative to other places
2..Place: physical and human characteristics of the location
3..Human-environment interaction: how humans and the environment affect each other
4..Movement: discussing the events of anything that moves across the earth (i.e. immigration of people)
5..Regions: characterized by a unified characteristic
Formal Regions are official boundaries like cities or states
Functional Regions are defined by connections
Vernacular Regions are perceived regions such as the south or the midwest!
(hope this helps)
Dams on the main rivers in the region
Cracks in rocks : mechanical
Lichen growing on rocks : chemical
Roots or plant growth making cracks in the concrete : mechanical
Worn away statues : chemical and mechanical in my opinion
Exposed rocks : mechanical
Rust on rocks : chemical