Which of the following statements best describe the current situation regarding air and water pollution in Asia? A.
Asian governments lack not only the finances, but also the desire to improve the water and air supplies in the region. Despite this, pollution in the region may be improving. Asia was once a major global manufacturing region, but now that role belongs to South America.
B.
Prior to the Olympic Games in Beijing, Asian water and air supplies were tremendously polluted. The Olympics provided the necessary catalyst for the region to clean up. Today, all of Asia enjoys clean air and water.
C.
Asia previously struggled with air and water pollution. However, clean-air initiatives and tightened legislation on dumping have resulted in the total improvement of air and water supplies.
D.
Rapidly growing and industrializing Asian nations have struggled with massive pollution increases. Auto and factory usage has increased air pollution, and water supplies have been contaminated.

Say whether each of the following statements relates to the influence on weathering by rock composition, rock properties, or climate. 1.exposed rock in the mountains of alaska 2.a lack of fractures in an outcrop3.quartz is rarely affected by dissolution, hydrolysis, or oxidation4.high porosity (a large amount of space between grains in a rock)5.rocks on the coast of a tropical island6.minerals that dissolve in the presence of waterthe good earth/chapter 9: weathering and soils weathering ratesthe good earth/chapter 9: weathering and soilscompositional control1.weathering is faster in rocks composed of weaker material or material that is easily converted to weaker material (such as feldspars)2.weathering is faster in rocks made up of minerals that dissolve in water (salt, gypsum)3.weathering is slower in rocks made of resistant materials (quartz)rock property control1.weathering is faster in rocks that allow air and water in (porous, fractured)2.fractures are natural weathering surfaces3.igneous and metamorphic rocks generally have low porosity –do you think they are particularly susceptible to weathering

Which of the following is an example of an outdated theory based on the consensus of the scientific community ? a. big bangb. geocentric solar systemc. heliocentric theoryd. plate tectonics answer : geocentric solar system

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted