A fracking well removed oil or natural gas from which type of rock
A.) shake
B.) limestone
C.) basalt
D.) quartz

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

James hutton is ? a. extensively studied fossils. b. revealed that fossils would provide the history of past life. c. created the first scientific classification of plants and animals. d. provided geologic evidence necessary for calculating the time span of evolution.

Islam and the arabic language spread throughout north africa in the 600s primarily through a. african traders b. american colonists c. european explorers d. middle eastern armies select the best answer from the choices provided