Question:
What is Nature??​

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.

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer

Acanyon on the ocean floor at which the crust bends downward is called a(n)