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.
Answer:
Sampling
Explanation:
Sampling is a statistical procedure in which a selected number of observations is used to represent the whole observation. When we take an area and we use the population to estimate that of other areas or the whole population, we are simply sampling. Sampling is very important to some specific forms of observations. Sampling can be done randomly or in a systematic way. The goal of sampling is using the part to represent the whole.
Answer:
Alleghenies, White Mountains, Green Mountains, Catskills
Explanation:
I feel like this is right. Sorry if I'm wrong.
Answer:
The benefits of green buildings have convinced many architects and construction companies to “go green” in order to protect the environment, save money, reduce pollution, and increase human health and happiness. Green building is a trend that is here to stay.Buildings that are “green” also have reduced operating costs.
Explanation:
i just did it and i got it right
