Name and define mechanical weathering, give ONE example

Seed plants that lived during the carboniferous impact life on earth today because a. they are the ancestors of all plant life on earth. b. their remains formed coal, which is an important resource. c. they produced fossils that are used to date many geologic events. d. their presence caused oxygen levels to drop, allowing animals to evolve.

What term is given to the border between the central alps and the southern limestone alps?

Which season occurs in the northern hemisphere when the sun is at its lowest point in the sky