3 years ago

What methods did geologists use when they first developed the geologic time scale

1 answer:

8 0

<span>Scientists choose where are units of time began and ended based on major changes in life forms at certain times</span>

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Where does most mechanical digestion take place in the digestive system?

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Answer: from the mouth to stomach

Explanation: mechanical digestion takes place when the food travels down from the mouth to stomach. Chemical digestion occurs from the mouth to intestine.

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3 years ago

Which type of hard stabilization increases beach erosion? CHOOSE ALL THAT APPLY.BreakwaterGroinBeach nourishmentJettyBerm

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Answer:

Groin
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The Groins are hard structures and used to maintain uplift beaches as to restrict longshore sediment transportation form tasking place. Are meant to capture sand transportation by the currents.

While the jetty is another type of shore perpendicular structure that is placed adjacent to the tidal inlets and controls the inlet migration. Both of them are used to destabilize coastal systems and disrupt the natural sediment regimes.

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2 years ago

Shields are:_______.a. composed of rocks that were metamorphosed during recent (less than a million years ago) mountain-building

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Answer: Options A, B and D.

Explanation: shields are layers of old rocks that metamorphosed as a result of mountain-building events. Shields also have sedimentary layers that usually rest on the lava of the rock.

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3 years ago

Which of the following describes how elevation generally influences climate? 4A

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I believe that would be B

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What chairman of the federal reserve was named person of the year by time magazine in 2009?

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Answer:

Ben Bernanke, an economic

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