why are the tegions of afroeurasia, the americas, and the Australias are considered distinct regions, from 10,000BC to 1500AD

Under which condition below would u expect a coarse-grained intrusive rock like diorite to form?

Why is canada's east coast a great fishing area? will name brainliest and 30

Which is an accurate description of the physical characteristics of poland? its fertile soil is found only along riverbanks, and its mountainous region in the northwest has few mineral resources. it is mostly flat with fertile soil except in the east and northeast, and the mountainous region in the south has large deposits of coal and copper. it is covered with thick forests, and it has large reserves of coal, petroleum, and natural gas. its landscape is dominated by plateaus, mountains, and high ridges, and it has large deposits of sulfur and copper in the northeast.