Rocks and minerals showed evidence of <u>oxidation</u> causes by the presence of oxygen in the air. In the second example, <u>organisms</u> actually created new rock after being dissolved in water or buried underground.
<h3>What is oxidation and fossilization?</h3>
Oxidation is the chemical reaction which usually takes place when a substance comes into contact with oxygen or another oxidizing substance.
Fossilization refers to the process of preserving the plant and animals remains in sedimentary rocks.
Oxidation also includes the other reactions as well in which electrons are lost.
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Explanation:
positive peace is the establishment of a civil society. negative peace is when there is no violence
Answer:
According to geocentric Earth is the center of universe, and everything revolves around it, while according the heliocentric model sun is the center of universe and everything revolves around the sun.
Explanation:
Geocentric model was mostly used during the medieval period because the theory was supported by the church. Although ancient Greek philosophers already presented heliocentric theory, it was not until the period of Copernicus and Galilei this theory was widely accepted.