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| 1 . |
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Applying the principles of relative dating, place the materials, etc. indicated with letters on the diagram in correct chronological order, where object 1 is the oldest, then object 2, and so forth. [Hint]
For each item below, use the pull-down menu to select the letter which labels the correct part of the image.
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1.1
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1.2
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1.3
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1.4
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1.5
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1.6
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| 2 . |
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Assume a radioactive isotope with a half-life of 1 million years. Match the percent of "parent" material remaining indicated on the figure with the age of the material.
For each item below, use the pull-down menu to select the letter which labels the correct part of the image.
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2.1
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2.2
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2.3
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2.4
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| 3 . |
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Match each event with its approximate location in the geologic record.
For each item below, use the pull-down menu to select the letter which labels the correct part of the image.
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3.1
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3.2
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3.3
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3.4
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3.5
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| 4 . |
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Where in North America would you most likely find each of the indicated types of rocks or sediment?
For each item below, use the pull-down menu to select the letter which labels the correct part of the image.
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4.1
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4.2
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4.3
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4.4
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