Which two changes are caused by shear acting on Earth's crust? A. The matter in rock gets pulled apart.
B. One slab of rock breaks into two pieces.

C. Two slabs of rock slide past one another.
D. The matter in rock gets pushed together.

Which ecosystem best fits the characteristics listed below? which ecosystem best fits the characteristics listed below? ii. seasonal migrations of millions of wildebeests, zebras, and elephants iii. large numbers of predators, such as lions iv. acacia trees and grasses a. the congo rainforest b. the african mangroves c. the serengeti grasslands d. the sahel