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Life science dating the fossil record activity answers

The dead organism needs to be buried under sediments and have a lot of pressure put on them. It is possible that some traces of organisms, like footprints, can become imprint fossils if they are filled with sediments, but these are rare. That organism normally needs to be near an area with a lot of water, like a lake or river. A fossil can be defined as any trace or artifact of life.

Life science dating the fossil record activity answers

Life science dating the fossil record activity answers

The law of superposition states that the deeper the fossil is in the layers of the Earth, the older it is. Fossils can give clues to the past and history of life on Earth.

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  • While the fossil record is incomplete, it still helps lend evidence to the Theory of Evolution.


    Life science dating the fossil record activity answers

    Life science dating the fossil record activity answers

    Life science dating the fossil record activity answers

    Once a fossil has been found, then the age of that fossil needs to be determined. These are ed relative dating and radiometric dating. Most fossils are bones or teeth due to their relative hardness. Most of these organisms are very small, like insects, and need to be completely enclosed in a substance like tree sap (like in the movie ), a tar pit, or water that turns to ice.

    Life science dating the fossil record activity answers

    Fossilization usually can only happen to hard parts of the organism's body, so that is another obstacle in the way of making fossils. 40 YEAR OLD WOMAN DATING YOUNGER MAN Radiometric dating takes more probing of the fossil to find out the absolute age.


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