when the atmosphere and environment were different to those presently found on earth Archaea are single cell micro-organisms with no nucleus‚ it use anaerobic respiration (able to living in the absence of Oxygen) and live in extreme environment/condition such as high temperature‚ acid-rich‚ saline area etc. those environment are rich in minerals but hazardous to other organisms. Archaea’s population decreased after earth filled with oxygen‚ other than that‚ current archaea is very same as ancient
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A speech for Mother Earth. We are all human beings. All people‚ You‚ me‚ our neighbors. No matter where You live in this world‚ if it is in Africa or South-America‚ if it is in Asia or Europe‚ Australia or North-America‚ we are all sisters and brothers in humanity. All people of the world. Whether rich or poor‚ whether color‚ religion‚ culture or political conviction‚ we are all residents on this one planet‚ our home - Mother Earth. The time is now for us to carry
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the first and upper most layer of the Earth. There is Continental Crust which sits on top of Oceanic Crust. This layer is made frequently from granite rocks and is solid. Continental Crust is approximately 32km. Below the Continental Crust is Oceanic Crust. It is about 8km. This part of the Crust is made from basalt rocks. The Crust is most of lithosphere and is the coolest layer by far. Mantle is like silly putty consistency. It is the largest layer of Earth sitting under the Crust. It is made
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Table below shows the layers of the Earth : Layer Composition Depth Properties Crust Oceanic crust Continental crust Basalt Granite 7-10 km 20-70 km Cool‚ rigid‚ and brittle Cool‚ rigid‚ and brittle Lithosphere Lithosphere includes the crust and the uppermost portion of the mantle Varies; the crust and the mantle have different compositions About 100 km Cool‚ rigid‚ and brittle Mantle Uppermost portion of the mantle included as part of the lithosphere Asthenosphere
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hope for on Earth. It is something that many people work for‚ strive for and die for. But is it possible? Is it possible to unite the countries of the world and live in peace and harmony? Is it possible to unify religions‚ cultures‚ and races to ultimately achieve‚ what many beauty pageant contestants‚ call‚ “World Peace”? Good evening adjudicators and fellow students. Peace is defined as “a state of mutual harmony between people or groups”. This statement tells us that Peace on Earth is something
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heated up‚ this orbiting matter accumulated and unavoidable mass of larger bodies collide to successively create protoplanets with its own gravitational pull. During this period‚ Earth was nothing but molten rock from the collision with other bodies and volcanoes‚ temperature reaching over 2‚000 fahrenheit. Not only that‚ but Earth then‚ would’ve been toxic to humans and modern life because of the lack of oxygen. Only carbon dioxide and nitrogen were presented and some water vapor. One massive planetary
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Earth Day Earth Day is an annual holiday‚ celebrated on April 22‚ on which events are held worldwide to demonstrate support for environmental protection. In 2013 the day is 43 years old. It is now coordinated globally by the Earth Day Network‚[1] and is celebrated in more than 192 countries every year.[2] In 1969 at a UNESCO Conference in San Francisco‚ the date proposed was March 21‚ 1970‚ the first day of spring in the northern hemisphere. This day of nature’s equipoise was later sanctioned in
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Charlie Parker (1920 1955) Charlie Parker spent his childhood in Kansas City‚ Missouri‚ one of the hottest jazz spots in the country. His father was looking for jobs as a song and dance man so he moved the family there to find work. Unable to find a job‚ Charlie’s dad left to go work on the railroad. He had to travel long distances and was gone a lot of the time. In the end‚ he left the family altogether and Charlie’s mom had to provide for the two of them. Sometimes‚ she worked two or three
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Earth Science is an all-embracing term for the sciences related to the planet Earth. It is arguably a special case in planetary science‚ the Earth being the only known life-bearing planet. There are both reductionist and holistic approaches to Earth sciences. The formal discipline of Earth sciences may include the study of the atmosphere‚ hydrosphere‚ oceans and biosphere‚ as well as the solid earth. Typically‚ Earth scientists will use tools from physics‚ chemistry‚ biology‚ chronology and mathematics
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divided the world up between them. Zeus took the sky‚ Poseidon took the sea‚ and Hades ruled under the earth‚ the home of the dead. At first‚ it was great fun. But things had been just a bit slow lately. Zeus‚ Poseidon‚ and Hades were the three sons of Cronos. When Cronos retired‚ the boys divided the world up between them. Zeus took the sky‚ Poseidon took the sea‚ and Hades ruled under the earth‚ the home of the dead. At first‚ it was great fun. But things had been just a bit slow lately.Zeus‚ Poseidon
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