Essay on The Methods Of Dating Objects

954 Words 4 Pages
Scientists and anthropologists work together to date objects found in their archeological digging, many being millions of years old. Various methods of dating are available, depending on what they are trying to date. In this essay, the techniques of dating objects will be explored and compared. Each method has its advantages and disadvantages, but all extremely complex and scientific, each with its own purpose. The methods that will be discussed will be Radio Carbon Dating, Relative Dating, Absolute Dating, Remote Sensing, and Dendrochronolgy. Radio Carbon Dating is one of the ways scientists use to date objects, like bones. In the video, Radio Carbon Dating, the narrator, Mr. Anderson explains the way that scientists perform this dating. Simply put, there are three types of Carbon Dioxides in our air or atmosphere: Carbon 12, Carbon 13, and Carbon 14. Carbon 12 and Carbon 13 are carbons that will not change, they remain stable in the atmosphere. However, Carbon 14 will decay over time giving off beta particles. All plants will absorb carbon and produce sugar by a process of photosynthesis. The sugar can either be used by the plant to build itself or burned off through respiration. The sugar used by the plants subsequently ends up in our food sources since we grow plants for food. As long as we are living, we will eat foods containing sugar. This is how Carbon 14 ends up in our bodies and bones. The ratio of Carbon 14 in the atmosphere will always be the equal to what…

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