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Scientists find a piece of rock that contains an ammonite.

Scientists find a piece of rock that contains an ammonite. Which statement explains why ammonites are a good example of an index
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The diagram below shows the layers of a rock having an ammonite:A rock columns labeled Rock is shown. The column has three
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2. asked by yES
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A team of scientists placed five rocks in five separate, artificial environments. All the rocks came from the same formation and
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Paleontologists have found an area rich in ammonite fossils. Although erosion over millions of years has altered the topography
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A dynamite blast sends a piece of rock (shatter) straight upwards. After 2.31x10^0 s the piece of rock has a velocity of
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2. asked by peter
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Scientists use potassium-argon method to determine the age of a rock sample. Three separate tests showed the rock to be 2.5
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Explosives are used to blow a rock apart. The explosion blows the rock into three fragments. Two fragments go off at a 76 degree
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2. asked by Joan
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Scientists today can observe lava from a volcano cooling to form igneous rock. When this rock weathers, minerals are released
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Scientists today can observe lava from a volcano cooling to form igneous rock. When this rock weathers, minerals are released
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Which choice is most likely to yield the fossils that help scientists reconstruct the Earth's biological history?Responses
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2. asked by heavenly
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