What is the name for activities like fishing and mining? A)primary economic activities

B)manufacturing activities

C)secondary economic activities

D)service Industries

Amountain created from tectonic activity would be considered which type of landform ? a) primary landform b) secondary landform

Select the correct text in the passage. the moving continents affect all subsystems on earth. which sentence identifies a potentially negative consequence of shifting continents? the supercontinent pangaea began to break up about 175 million years ago. [during this process, more coastline was exposed as the landmasses separated]. [the rearrangement and displacement of these huge landmasses resulted in the diversity of plants and animals we see on earth today]. [the movement of the plates sometimes leads to earthquakes and tsunamis]. however, over the long course of earth's history, their effects are usually minimal. in oceans, the plate movements usually lead to seafloor spreading. [seafloor spreading often results in the formation of underwater ranges of mountains].

How does central place theory explain patterns in the size and distribution of cities?