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Q: Name the two main components of air and their percentages?
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The four main components of soil are organic materials, air, water, and inorganic materials.


How do forces affect a falling object?

Air resistance and gravity are the main components.


What are Soil four major components and their percentages?

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Why is the amount of gases in the atmosphere usually shown as percentages of dry air?

Showing the amount of gases in the atmosphere as percentages of dry air allows for easy comparison and analysis of the composition of the atmosphere. Since the composition of dry air is relatively stable, expressing the gases as percentages of dry air helps to standardize the data for scientific purposes.


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