Answer: C. It provides information about what is already known about a particular research question.
Background research is a research which is done before designing a new research plan. This involves a review of complete history and nature of research problem with respect to the existing literature. Therefore, background research provides already known information about a particular research.
Answer:
Currently the biogenic theory is the leading explanation for the formation of fossil fuels and it’s believed that the petroleum we most commonly use took anywhere from 1 million to 1 billion years to form and represents a wide spectrum of useful petroleum and natural gas products including methane, propane, butane, hexane, octane and others
Explanation:
Reference: www.sclubricants.com/fossil-fuels-oil/
In an experiment, using the elodea stalk, you are able to expose more underlying tissue and the process can be executed more quickly and it's easy to replicate the natural position for a more realistic result.
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Your answer will be B.
Explanation:
Earthquakes are the result of released energy from tectonic plates rubbing against each other on active fault lines.
