In the atmosphere, a parcel of air is than its environment if the parcel is the environment. select one: a. more dense; warmer than b. more dense; the same temperature as c. less dense; colder than d. less dense; warmer than e. less dense; the same temperature as

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.

If x ≤ 25, which could be the perimeter of this rectangle? a) 100 in b) 155 in c) 225 in d) 750 in e) 1500 in

What could the united states of america do to improve their status? name at least 3(ap human geography)