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Geological Time Rev.

Review of Geological Time and Fossils

QuestionAnswer
Which of the following fossil discoveries best demonstrates a change in the Earth's surface? A. Large number different size footprints B. Plant but no animal fossils C. Underwater organisms in dry land D. Straight teeth buried below curved teeth Underwater organisms in dry land
Which of the following processes can geologists use to help estimate geologic time? A. glacier movement B. mountain building C. erosion D. all of these All of these
Which of the following fossil discoveries best demonstrates a change in the Earth's climate? A. marine life fossils near shore B. Plant fossils; no animal fossils C. Fossils of straight teeth, then curved teeth D. Tropical plants and animals in desert Tropical plants and animals in desert
By studying fossils, scientists have learned that A. Animals have changed but not plants B. Neither animals or plants have changed C. Plants have changed but not animals D. Both animals and plants have changed Both animals and plants have changed
How might the geologist estimate how long it took to deposit the sediment seen in the rock layers? A. Sit & watch new layers form B. Dig a trench as deep as rock layers C. Construct a box & fill D. Use layer thickness & deposition rate Use layer thickness & deposition rate
Fossils are most commonly found in ________ rock. Sedimentary
(Visual) How can the geologist estimate how long ago the glacier was in the lower part of the valley? A. Divide distance by melting rate B. There's no way C. Watch glacier melt, see how long it takes D. See how long it takes rest of glacier to melt Divide distance by melting rate
(Visual) What do these layers and their fossils suggest about Earth's history? A. Only one kind of
Created by: kkasinsky
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