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Biology 22 Online
OpenStudy (anonymous):

Which of the following types of coal requires the most intense pressure in order to form? Select one: a. anthracite b. bituminous c. lignite d. peat

OpenStudy (anonymous):

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OpenStudy (yanasidlinskiy):

http://geology.about.com/od/mineral_resources/a/aa_nutshellcoal.htm Take the time to read, think, and understand this article. Once you think you have the answer, let me know:) I'll be glad to help you out!:)

OpenStudy (anonymous):

I believe the answer is A

OpenStudy (yanasidlinskiy):

That is incorrect, @xorad_angelox

OpenStudy (anonymous):

A

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