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____ [38]
3 years ago
13

Which of the following was likely present in Earth's early atmosphere over four billion years ago? Abundance of oxygen Very cold

temperatures Presence of inorganic molecules Low levels of ultraviolet radiation
Social Studies
2 answers:
Shtirlitz [24]3 years ago
4 0

Answer:

Presence of inorganic molecules

Explanation:

Llana [10]3 years ago
3 0

Answer:

Presence of inorganic molecules

Explanation:

This prediction is often debated as a part of origins of life.

Inorganic molecules do not contain carbon and cannot be considered as biological organism. One theory predicted that before the first life form exist, early atmosphere is covered in inorganic molecules. Over time, the interaction with inorganic molecules and lightning might cause a reaction that resulted in the formation of building blocks amino acids and nucleotide, which eventually evolved into living organism.

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Answer:

When tectonic plates collide can form mountain ranges or large mountains, for example, the Himalayas is formed from the collision of two plates.

On the other hand when there is subduction (an oceanic plate sinks under the continental plate) mountainous systems are also formed, the lower plate melts and generates volcanic eruptions such as those that form some of the Andes mountains in South America.

Finally, deep depressions such as the Great Rift Valley are formed on land where plates are separated.

Explanation:

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There were 7 in America so far
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5. Analyze the map and explain how an archaeologist could find a tomb in Egypt with Greek writing on the wall , a temple in Indi
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An archaeologist could find a tomb in Egypt with Greek writing on the wall, a temple in India with Doric pillars, or a Sphinx in Persia with the head of Alexander the Great because the country ruled over that area.

Here are the examples:

Greece controlled the Area of Egypt at it's height

The Doric stretched to India at it's height

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​ If an HR director believes the higher that applicants score on a test, the better they will do on the job, she could take a __
Shkiper50 [21]

Answer: Top-down approach

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Top-down approach is the scenario where an information is analysed from the high rated information to lower ones. Most times this is used to determine the best from a test. The HR having understood that the best would be better on the job will have to use a Top-down approach to screen out the best candidates and qualify them to do the job.

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2. Why were Black Codes started?​
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