tommyvaldez24
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1. Any trace or remain of an organism that lived long ago is called
a. a mold b. a cast c. an imprint d. a fossil
2. Fossils of flies, wasps, and other insects are most often preserved in
a. ice b. amber c. tar pits d. sedimentary rocks
3. Oil, coal, and natural gas are kinds of
a. index fossils b. fossil fuels c. epochs d. molds
4. The largest unit in geologic time is the
a. era b. epoch c. century d. period
5.Compounds made up of carbon and hydrogen are
a. fossil fuels b. radioactive c. hydrocarbons d. minerals
6. Fossils of alligator-like animals are found in Canada indicate that Canada's climate has
a. warmer b. wetter c. cooler d. drier
7. The first stage in coal formation is
a. soft coal b. hard coal c. natural gas d. peat
8. Two organisms commonly used as index fossils are
a. trilobites and uranium b. trilobites and graptolites
c. wooly mammoths and saber-toothed cats d. uranium and graptolites
9. The age of an object compared to the age of another object is used to find
a. absolute age b. half-life c. geologic age d. relative age
10. The half-life of an element is used to find
a. absolute age b. radioactive age c. geologic age d. relative age
11. The statement that each sedimentary rock layer is older than the one above it is the
a. law of relative age b. law of absolute age c. law of superposition d. law of half-lives
12. The half-life of uranium is
a. 4.5 million years b. 45 million years c. 4.5 billion years d. 45 billion years
13. Scientists estimate that earth's age is
a. 4.1million years b. 4.6 million years c. 4.1 billion years d. 4.6 billion years
14. The era of geologic time in which you live is the
a. Precambrian era b. Paleozoic era c. Mesozoic era d. Cenozoic era
15. In the United States, fossils have been found in tar pits located in
a. Mississippi b. New York c. California d. Texas
16. Fossils that can give information on the diet of extinct animals are
a. coprolites b. trilobites c. gastroliths d. casts
1. Any trace or remain of an organism that lived long ago is called
a. a mold b. a cast c. an imprint d. a fossil
2. Fossils of flies, wasps, and other insects are most often preserved in
a. ice b. amber c. tar pits d. sedimentary rocks
3. Oil, coal, and natural gas are kinds of
a. index fossils b. fossil fuels c. epochs d. molds
4. The largest unit in geologic time is the
a. era b. epoch c. century d. period
5.Compounds made up of carbon and hydrogen are
a. fossil fuels b. radioactive c. hydrocarbons d. minerals
6. Fossils of alligator-like animals are found in Canada indicate that Canada's climate has
a. warmer b. wetter c. cooler d. drier
7. The first stage in coal formation is
a. soft coal b. hard coal c. natural gas d. peat
8. Two organisms commonly used as index fossils are
a. trilobites and uranium b. trilobites and graptolites
c. wooly mammoths and saber-toothed cats d. uranium and graptolites
9. The age of an object compared to the age of another object is used to find
a. absolute age b. half-life c. geologic age d. relative age
10. The half-life of an element is used to find
a. absolute age b. radioactive age c. geologic age d. relative age
11. The statement that each sedimentary rock layer is older than the one above it is the
a. law of relative age b. law of absolute age c. law of superposition d. law of half-lives
12. The half-life of uranium is
a. 4.5 million years b. 45 million years c. 4.5 billion years d. 45 billion years
13. Scientists estimate that earth's age is
a. 4.1million years b. 4.6 million years c. 4.1 billion years d. 4.6 billion years
14. The era of geologic time in which you live is the
a. Precambrian era b. Paleozoic era c. Mesozoic era d. Cenozoic era
15. In the United States, fossils have been found in tar pits located in
a. Mississippi b. New York c. California d. Texas
16. Fossils that can give information on the diet of extinct animals are
a. coprolites b. trilobites c. gastroliths d. casts