Geography, 13.02.2020 18:50 homeschool0123
While working in the field, you find some sedimentary rocks that include hundreds of fossils of crinoids, numerous brachiopods, and a few trilobites. Realizing that these ancient organisms are some of the first with hard parts, and (when taken as a group) are not very similar to animal communities living today, in which unit of geologic time would you place these rocks?
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Geography, 22.06.2019 20:30
There are 4 red balls, 6 white balls, and 3 green balls in a bag. if one ball is drawn from the bag at random, what is the probability that it is not white?
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Geography, 24.06.2019 00:30
Which two nations are doing the most to combat their environmental issues?
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While working in the field, you find some sedimentary rocks that include hundreds of fossils of crin...
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