earthscience
- Technology
Understanding the Amount of Nitrogen in Earth’s Atmosphere
Nitrogen: The Dominant Gas in the Atmosphere Nitrogen is the most abundant gas in the Earth’s atmosphere, accounting for about 78% of the total volume. This means that nearly four-fifths of the air we breathe is made up of nitrogen molecules (N2). Nitrogen is a colorless, odorless, and tasteless gas that is chemically inert and relatively unreactive under normal conditions.…
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The Formation of Rocks: A Comprehensive Guide
The Three Types of Rocks and Their Formation Processes There are three main types of rocks: igneous, sedimentary, and metamorphic. Each type of rock has a unique formation process that determines its characteristics, including its texture, color, and strength. Igneous rocks form when magma or lava cools and solidifies. Magma is molten rock that forms beneath the earth’s surface, while…
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