During the Mesozoic Era, where did most of the orogenic activity occur on the North American
continent? What will be an ideal response?
In contrast to the Paleozoic Era, most of the orogenic activity in the Mesozoic Era occurred on
the western North American craton. This included the Sonoma, Nevadan, Sevier, and Laramide
orogenies.
You might also like to view...
How can the extinction of bird species create a ripple effect through the rest of the ecosystem?
What will be an ideal response?
Lake Springfield in the city of Springfield, Illinois, is a busy place where people swim and fish. The lake also supplies drinking water for Springfield residents and cooling water to a nearby coal-fired power plant
Beautiful homes surround most of the lake. Over the past 15 years, the bacterium Leptospira, commonly found in agricultural animal waste, has been detected in this lake water, and some people have become sick. The contamination of the lake by Leptospira may best be prevented by A) better control of agricultural nonpoint source pollution of the lake. B) doubling the amount of fluoride added to the city's public water supply. C) restricting swimming in the lake to only weekends. D) requiring the power company to find another source for its cooling water.
A water surplus occurs when
A) the potential evapotranspiration demand cannot be satisfied by precipitation inputs. B) the additional inputs of water into a system are not enough to satisfy potential evapotranspiration. C) potential evapotranspiration is greater than soil moisture. D) additional water exists after potential evapotranspiration is satisfied by precipitation inputs. E) all available surface water has evaporated.
Where is the Atacama Desert located?
A) in Patagonia B) in southeastern Brazil C) east of the Andes D) in Mexico E) on the Pacific coast of South America