U-a representative democracy. It is a government by the people, because the president and members of Congress are elected.
M- is a federal republic. It is a federation of states.
C - runs a government that is a democracy with a prime minister. Also known as parliamentary democracy.
G - is an independent nation ran by a prime minister.
About 1.1 miles long Or 5,989 feet
Geothermal heat- to provide energy for process like subduction, melting and metamorphism (to drive plate tectonics)
solar energy- for processes like erosion, weathering and transport
The Inca empire was based in Peru. Note that the empire spread in more countries then just the seat of the empire, like Ecuador, Bolivia, Colombia, Chile and Argentina.