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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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show | hard translucent fossilized resin produced by extinct coniferous trees of the Tertiary period, typically yellowish in color.
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Fossil | show 🗑
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show | an object made by shaping molten metal or similar material in a mold
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show | a fossil that is useful for dating and correlating the strata in which it is found.
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show | a hollow container used to give shape to molten or hot liquid material (such as wax or metal) when it cools and hardens.
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show | a process of fossilization in which mineral deposits form internal casts of organisms
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show | a fossil of a footprint, trail, burrow, or other trace of an animal rather than of the animal itself.
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show | an igneous intrusion is always younger than the rock it cuts across
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show | a system of chronological measurement that relates stratigraphy to time,
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Lateral Continuity | show 🗑
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show | states that layers of sediment are originally deposited horizontally under the action of gravity
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show | common practice for dating rocks and strata
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show | the time taken for the radioactivity of a specified isotope to fall to half its original value
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show | is a core sample that is typically removed from an ice sheet
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Isotope | show 🗑
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Radiometric dating | show 🗑
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show | the action or process of differentiating.
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show | release or give off as a gas or vapor.
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Supercontinent | show 🗑
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Pangaea | show 🗑
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show | a process in which a section of the earth's crust is folded and deformed by lateral compression to form a mountain range.
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show | the gradual development of something, especially from a simple to a more complex form.
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Natural Selection | show 🗑
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