on his voyage on the HNS Beagle, Darwin saw fossils of giant sloths whose bones resembled bones of living sloths, but were much large in size. Drawin hypothesize that the fossil sloths were related to sloths alive today. This hipótesis was based on

Which statement is true regarding weathering in dry environments? a) chemical weathering is absent because of a lack of humidity. b) physical weathering is usually more evident than chemical weathering. c) it is impossible to identify the type of weathering that has occurred. d) physical weathering does not play a significant role in dry environments.