The Cause of the Mass Extinction in the Late Cretaceous Period Dinosaurs first appeared around 245 million years ago‚ and they lived for 180 million years. Then suddenly‚ 65 million years ago they went extinct. Not only did all the dinosaurs die out‚ but also up "to 75% of all marine genera were lost" ("mass extinction"). This leaves scientists wondering about what could have led to this mass extinction in the Cretaceous Period. They have collected evidence from fossils and earth’s geography‚ to
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The Dangers of Tanning Beds Many times‚ a lack of education and communication can have detrimental consequences. For example‚ there are some incidents where one might unknowingly make a mistake‚ but by the time they realize the problem‚ it is too late to fix it. In Lord of the Flies‚ the author‚ William Golding‚ tells a riveting story about a group of young boys who feel that they are invincible and have the freedom to do what they want. This leads them into great trouble‚ and even death. Similarly
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Dangers of Texting and Driving George Koudelka COM/155 February 09‚ 2014 Amy Hankins Dangers of Texting and Driving The letters LOL‚ TTYL‚ or just saying "Hey" have the power to cause an accident within seconds. The National Safety Council estimates that "1.4 million accidents occur every year due to people using their cell phones. 200‚000 of those accidents alone are from texting while driving."(How) The popularity of mobile devices has had some unintended and even dangerous consequences. We now
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Antibacterial activity of medicnal plants has turned out to be a global concern. Medicnal plants are very useful in treating various diseases. Antibiotics are an important class of pharmacological agents used for treating antibacterial infections. Although antibiotics were first isolated from fungi and bacteria but over the years more and more synthetic antibiotics has been synthesized‚ which are in great demand. This present study has been done to determine the antibacterial activity of Cannabis sativa
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The Time I Rode On the Back of a Motorcycle When I was about seven years old I was introduced to motorcycles by my uncle on my mothers’ side and I fell in love. My uncle had a purchased a few dirt bikes that I and my younger cousins were taught to ride on. When he first purchased the dirt bikes they had training wheels on them. Two of the dirt bikes were manufactured by Kawasaki and were white and blue with a 50 cc motor which isn’t really that powerful‚ and two 70 cc bikes that were manufactured
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Reflection Questions Using the information from above answer the following questions. 1) What impact do you think the globalization of McDonald’s has had on world culture? The impact I think that the globalization of McDonalds has had on world culture would be since that mcdonalds is slowly increasing in size‚ creating more cows everywhere. Taken away culturex 1) How does McDonald’s consider the environment in its decisions? Please watch this short Youtube clip before answering http://www
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THE FALSE PROMISES OF SUNSCREENS The Real Consequences of Their Use It is said that sunscreen prevents sunburns and other skin diseases caused by the sun. However‚ on the flip side it’s also said that sunscreen is one of the main causes of skin diseases like melanoma. Sure‚ sunscreen prevents the epidermis from burning‚ but it has other consequences that follow. They not only increase the risk of skin cancers‚ they also expose the skin to a higher percentage of solar rays that break down collagen
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Perfection in an imperfect world‚ a cruel goal that can never be accomplished on this earth Yet everyday we strive to better ourselves physically‚ mentally‚ emotionally but to what point? A point where we refuse to question anything because we fear judgement‚ a point where we hide all emotions because we want no one to see past the ideal façade‚ a point where we starve ourselves and refuse meals because we are so consumed by this lie that flawlessness exists. Our entire society is consumed‚ so far
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We‚ homo sapiens‚ are the sole survivors of a long lineage of hominins. Why we beat our contemporaries is not precisely explained but many theories support the notion that our physical build (endurance running); diet (omnivores of fish‚ insects‚ meat and vegetables); ability to adapt (sewing and tools from animal bones) and innovate in new environments (migration to all regions‚ not just Europe); and‚ intellect for conveying thought and meaning‚ set us apart from our competitor cousins. As we look
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at military bases throughout the country‚ (Drunk Driving). The DDPP “was created by active-duty military to help follow service members‚ however anyone may use the program.” (Drunk Driving). Vertisense‚ maker of Alcohoot‚ the most advanced alcohol activity tracker‚ and the DDPP aim to reduce drunk driving by raising awareness of BAC levels and offering rides home‚ (Drunk Driving). “The Vertisense-DDPP partnership showcases a commitment to reduce the number of DUI’s in the U.S.” (Drunk Driving). “Program
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