HYDRAULIC fracturing, or fracking, is a drilling method used to extract petroleum (oil) or natural gas from deep in the earth. In the fracking process, cracks in and below the earth surface are opened and widened by injecting water, chemicals, and sand at high pressure. Hope this helps you.
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can you be more detailed...?
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Lines of latitude measure north-south position between the poles. Lines of latitude are all parallel to each other, thus they are often referred to as parallels.
Lines of longitude, or meridians, run between the North and South Poles. They measure east-west position. The prime meridian is assigned the value of 0 degrees, and runs through Greenwich, England. Meridians to the west of the prime meridian are measured in degrees west and likewise those to the east of the prime meridian are measured to by their number of degrees east.
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the answer isn't letter B. magnetic fields of Earth.
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Answer: As a creator, one can understand the changes in the environment and can create an animal according to those changes.
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The animal can experience change in temperature, difficulty in obtaining food, mates, water, and shelter. Animal that lives in cold environment must have thick coat, thick fur, hard claws so that cold ice cannot be felt by the animal, must have similar color as that of the snow or ice so as to protect oneself from the predators by mimicking the color of the ice, or can camouflage prey by remaining undetected. Animal must have appreciable amount of fat to keep the body insulated in otherwise cold environment. Such an animal can also hibernate when there is extreme cold condition.
