The difference between sinkholes and subsidence is that sinkholes occurs? very rapidly
O very slowly
only in cities
only in the wilderness

Using complete sentences, outline two specific examples of how technology advances make the world seem smaller.explain what it means to say the world is “shrinking”

Which of the layers of the earth has the following three characteristics? i. it is made of molten rock. ii. it has currents that are constantly moving. iii. earth’s plates float on top of its currents.

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