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Lady bird [3.3K]
3 years ago
6

Which geologic features help scientists determine the relative ages of rocks by their positions? Check all that apply.

Biology
1 answer:
Vanyuwa [196]3 years ago
5 0

Answer:

Answer:

B. Erosion and D. Index fossils are geologic features that help scientists to determine relative ages of rocks by their positions.

Explanation:

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The greenhouse effect refers to what?
podryga [215]

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gases trapping heat energy reflected from the earth's surface.

<u>Explanation:</u>

It is the greenhouse effect that made earth a planet that supports life. if there was no green house effect the earth would have been too cold to live on. Sunlight contains rays like UV and infrared.  

UV rays being harmful are blocked by the ozone layer in the stratosphere. Infrared rays that enter the earth’s atmosphere are trapped by the greenhouse gases like carbon dioxide, water vapour, methane etc. the trapped infrared rays help in providing warmth.

8 0
3 years ago
Match the map with its use. 1. geologic map I want to take a nature hike through the woods. I wonder if it is hilly? 2. topograp
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1. Topographic map: I want to take a nature hike through the woods. I wonder if it is hillly?

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Those should be the answers.

Hope this helped :) Have a great day

7 0
3 years ago
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Complete the following sentences to describe the stages of the lytic cycle of viruses. Then, place the stages in chronological o
ddd [48]

Answer:

1. During the__ Attachment ____stage, enzymes digest cell wall and membrane material so that the viral nucleic acids can enter into the host cell.

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5. During the___ Maturation ___stage, viral nucleic acids and capsid components are assembled to produce viral particles.

Explanation:

I have attached picture explanation whole lytic cycle.

6 0
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gtnhenbr [62]
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