Science

Which scientific finding would be excluded from a particular location’s fossil record?(1 point)

a simple cell living organism****

the shell of a snail

plant imprints

a jawbone of an ancient animal



Which finding best supports the scientific explanation that an asteroid collision caused the extinction of dinosaurs?(1 point)

Many dinosaur skeletons are found in one particular rock layer.*****

Dinosaur bones are found at the bottom of a body of water.

Bodies of dinosaurs are found preserved in sap from plants.

Iridium is found in the same rock layer when dinosaurs became extinct.



Scientists are studying different fossils found in various rock layers at the same geographical location. Which theory about rock formation will best help the scientists to order the fossils according to age?(1 point)

Fossils found in among numerous other fossils are most recent in age.

Fossils found in lower rock layers are older than fossils found in upper layers.*****

Fossils found in rock layers that have been disturbed are oldest.

Fossils found in rock layers closest to Earth’s surface are the oldest.



Which statement best explains why the time periods in the geologic time scale are not even in length?(1 point)

Time periods are based on the thickness of the individual rock layers of Earth.*****

Time periods are based on when important events happened in Earth’s history.

Time periods are based on a different type of calendar used to track Earth’s history.

Time periods are based on the type of fossils found within the various rock layers of Earth.



I don’t know if my answers are correct

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  3. 👁 344
  1. They are so incorrect

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    2. 👎 0
  2. what are the correct answer

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  3. plz help me

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  4. on 1 and 3 Nice is right

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  5. 1 a simple cell living organism
    2 Iridium is found in the same rock layer when dinosaurs became extinct.
    3Fossils found in lower rock layers are older than fossils found in upper layers.

    4 Time periods are based on when important events happened in Earth’s history.

    1. 👍 12
    2. 👎 1
  6. Thank you. I got 100. I just wanted to check if my answers were right. I got 4 wrong, but changed it before I summited it. You are the best!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

    1. 👍 4
    2. 👎 0
  7. Thank you so much e!
    i got 100%!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
    thank you soo much!!!!!!!!!!!!!!!!!!

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    2. 👎 0
  8. e is right 100%

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    2. 👎 0
  9. e is right

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