Earth science & stuff
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Carbonized fossil | fossil that forms when organisms, or parts of organisms, are pressed between layers of soft mud or clay that hardens. When it hardens, it squeezes almost all the decaying organisms away and leaving the carbon imprint on the rock.
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| Trace fossil | fossil that forms when mud or sand hardens to stone where a footprint, trail or burrow of an organism was left behind.
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| Climate | the ever -changing condition on Earth. Four major climate zones are Tropical, Desert, Temperate and Arctic.
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| Precambrian | the name given to the earliest span of time in Earth history. For nearly 4 billion years, no plants or animals existed.
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| Cenozoic era | era of time for present day Earth.
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| Law of superposition | Scientific law that states that each rock layer is older than the one above it.
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| Index fossil | certain fossils that, because of their unique properties, can be used to help find the relative age of rock layers.
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| Inference | an explanation or interpretation of an observation based on prior experiences or supported by observations.
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| Science | the process of learning about the natural world by asking questions and trying to find answers to those questions.
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| Valid conclusion | in an investigation, it is a statement that indicated if the hypothesis was supported or not. It includes the relationship between the independent variable and the dependent variables, based on data gathered.
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Created by:
asarvis
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