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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Earth Day is a day that is intended to inspire awareness and appreciation for the Earth’s natural environment. Earth Day was founded by United States Senator Gaylord Nelson as an environmental teach-in first held on April 22‚ 1970. While this first Earth Day was focused on the United States‚ an organization launched by Denis Hayes‚ who was the original national coordinator in 1970‚ took it international in 1990 and organized events in 141 nations.[1][2] Earth Day is now coordinated globally by the Earth
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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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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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direction with height that turn storms severe. • Thunderstorms with rotating updrafts are called super cells commonly producing tornadoes. animation – audio http://www.sandi.net/cms/lib/CA01001235/Centricity/Domain/7724/animations/animations glencoe earth science/thunderstorm_stages_332.swf • Stages of thunderstorms: Cumulus stage(no rain‚ mainly updrafts) ‚ Mature stage(updrafts and downdrafts caused by rain)‚ Dissipation stage (lingering downdrafts). http://my.hrw.com/sh2/sh07_10/student/tabpages/hq7c/c24/s02/vc04/hq7c_c24s02_vc04fs
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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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EARTH As far as science knows the planet earth is unique in the entire universe. Certainly this is true in our own solar system. Earth is far better suited for life than any other planet‚ yet even here most of the environments are too hot‚ too cold‚ too far underground or too far above ground to support much life. In the many thousands of miles of changing environments from the center of the earth to the edge of its atmosphere‚ there are only a few meters of habitable environment for most life forms
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Earth is changing Introduction We often think of the Earth as a stable and safe place to live. The landscape we see seems timeless and impossible to influence. At the same time‚ we know there are a lot of forces that affect our planet and change it. Some changes are quick‚ such as when earthquakes and volcanic eruptions break the ground or covering it with lava. Other changes may take millions of years‚ such as wind or the abrasive forces of water. The hunt for food‚ searching for land to cultivate
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ENGLISH CLASS 2013 PLANET EARTH OUR PLANET TEACHER ERICKA SANTIESTEBAN COLEGIO LA ROCA Earth is the third planet from the Sun‚ and the densest and fifth-largest of the eight planets in the Solar System. It is also the largest of the Solar System’s four terrestrial planets. It is sometimes referred to as the world‚ the Blue Planet‚ or by its Latin name‚ Terra. Earth formed approximately 4.54 billion years ago‚ and life appeared on its surface within one billion years. Earth’s biosphere then
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ENC1101 Mon-Wed 9:30-10:45am 4-1-13 Formation of Earth and life on earth. About 4.57 Billion years ago our planet earth was formed. Earth contains many things that allows us to live. How was the Earth formed and why do we live in it is a question many of us would like to find out‚ but there are many answers to these questions and we cannot come up with a conclusion. The theory that is said to explain the formation of our earth is called the Big Bang Theory. This theory explains that
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