Answer:
Mechanized agricultural methods have improved agricultural productivity.
Participation in the global economy has increased urbanization
Settlement areas have increased due to improved water storage and delivery systems
Explanation:
In April of 1869, he obtained a patent for one of his most important inventions, the air brake. This device enabled trains to be stopped with fail-safe accuracy by the locomotive engineer for the first time and was eventually adopted on the majority of the world's railroads
Mantle, inner Core, Crust, outer core.
Answer:
I'm pretty sure It's 3
Explanation:
The hottest rock near the bottom of the mantle
A rift valley is a linear shaped lowland between several highlands or mountain ranges created by the action of a geologic rift or fault. A rift valley is formed on a divergent plate boundary, a crustal extension or spreading apart of the surface, which is subsequently further deepened by the forces of erosion.
