The earth formed at about the same time as the other terrestrial planets in the inner part of the solar system as it cooled. On the origin of species by charles darwin is a publication of the pennsylvania state university. Either alone or a combination of these energy sources caused reactions that. Find powerpoint presentations and slides using the power of, find free presentations research about theories of origin of life ppt. Ppt geologic history of the earth powerpoint presentation. Astr 380 the history of the earth university of maryland. If so, share your ppt presentation slides online with. Origin and evolution of earth the national academies press. Origin of the moon the earth moon system the moon orbits the earth at a moon 385,000 km with an eccentricity of 0. A free powerpoint ppt presentation displayed as a flash slide show on id. Not so very long ago, the earth numbered two thousand million inhabitants. The following files are creation science and biblical apologetics seminars created in microsoft powerpoint that can be downloaded and used freely for teaching purposes. Spontaneous generation of life in primitive atmosphere.
Ppt the earth in the universe powerpoint presentation. This slide describes various theories about origin of the earth, like nebular theory, big. View and download powerpoint presentations on theories of the origin of the earth ppt. Roll the dice to discover someplace new, take a guided tour with voyager, and create.
The crust is a very small fraction of earths mass, so it is not a very useful indicator of bulk composition. During the collision that created the moon all of this atmosphere was lost. One of the earlier and popular arguments was by german philosopher immanuel kant. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. It explains the moons lower density, lack of iron and oxygen isotope ratios that are identical to earths apollo. The configuration of the surface of the earth is largely a product of the processes operating in the interior of the earth. The history of earth concerns the development of planet earth from its formation to the present day. This textbook provides an overview of the origin and preservation of carbonate sedimentary rocks.
Immanuel kant, a german philosopher gave this theory. Students will learn that 60% of the words in the english language come from greeklatin roots and that there are powerful decoding skills that come from knowledge of these roots and word derivation. It includes not only the surface process which have shaped the earth s surface, but the study of the ocean floors, and the interior of the earth. The approach is general and universal and draws heavily on fundamental discoveries, arresting interpretations, and keystone syntheses that have been developed over the last five decades. The magnetic field of the earth introduction studies of the geomagnetic. Earth science is the study of earth and the universe around it. In the following discussion of the interior of the earth, we will use facts from these sources to con sider layering, the existence of openings, and the physical state and composition of the rocks and minerals presumed to occur in the earth. Notes origin and evolution of life and introduction. High temperature, lightening and solar radiations provided energy required for chemical reactions. The interior of the earth can be understood only by indirect evidences as neither any one has nor any one can reach the interior of the earth.
But light from distant parts of the universe is just now arriving here at earth, billions of years after the big bang. Earth developed continents and water perhaps even oceans and environments in which microbial life could emerge 4. Microsoft powerpoint history of life on earth and classification. Click for next slide what are the layers of the earth. The origin of water on earth, or the reason that there is. The origin of the universe, earth, and life the term evolution usually refers to the biological evolution of living things. Steiner t he origin of things has always been a central concern for humanity. The origin and evolution of earth from big bang to where did earth s water e from live science ppt early earth the origin of life ch 26 powerpoint the origin of universe scholastic deep earth carbon offers clues on origin of life ppt origin of the earth s atmosphere powerpointppt origin of the earth.
History of the earth simple english wikipedia, the free. The origin of life on the earth by oparin, aleksandr ivanovich, 18941980. Origin of the moon institute of astronomy, cambridge. Chapter 10origin of the elements 102 the nuclear reactions that formed 4he from neutrons and protons were radiative capture reactions. The crust is truly an amazing and astonishing thing to learn and behold. Introduction several attempts have been made from time to time to explain the origin of life on earth. The history of scientific thought about the formation and evolution of the solar system begins. The study of the origin, history, processes, and structure of the solid earth. The crust is a very small fraction of earth s mass, so it is not a very useful indicator of bulk composition. Neither the pennsylvania state university nor jim manis, faculty. As we have said at the beginning, it is natural that man should have made many attempts to answer the question, what is the origin of this planet on which we find. The lava surface continued outgassing restoring the atmosphere. This portable document file is furnished free and without any charge of any kind.
Early theories origin of earth nebular hypothesis 1796. Origin and evolution of earth research questions for a changing planet questions about the origins and nature of earth have long preoccupied human thought and the scientific endeavor. New evidence suggests the moon formed even later, 4. These notes will also be useful for other competitive exams like banking po, ssc, state civil services exams and so on. Because of the shallowness of the atmosphere, its motions over large areas are primarily horizontal. This is an instructional tool to introduce students to the concept of etymology word origin. The origin and structure of the universe what is the universe made of. Conference organizers constructed the program to allow time for. Life originated in water bodies by chemical evolution. The earth in the universe ocr w richards the weald school evidence for the age of the earth the structure of the earth tectonic theory another example of. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect.
Winner of the standing ovation award for best powerpoint templates from presentations magazine. Copies of these textbooks may be downloaded and used as textbooks or for reference. Notes origin and evolution of life and introduction to. There are various scientific theories of origin and evolution of the earth. Find powerpoint presentations and slides using the power of, find free presentations research about theories of the origin of the earth ppt. Jeffrey taylor hawaii institute of geophysics and planetology about scientists met december, 1998, in monterey, california, to share ideas about the formation and very early history of the earth and moon. Origin of earth scientific and engineering theories and. Impurities in the acloud form mars and the moon later captured by earth, impurities in the. Origin and evolution of life and introduction to classification biology notes fig. Four and a half billion years ago, the young earth was a hellish placea seething chaos of meteorite impacts, volcanoes belching noxious gases, and lightning flashing through a thin, torrid. Introduction and origin of the earth geology, what is it. Ncert general science origin of life on earth the universe is very old almost billion years old. Manufacturing technologies of rareearthbased magnets.
The various solutions are adequately provided to the specific needs of. Deciphering the planets history and processes could improve the ability to predict catastrophes like earthquakes and volcanoes, to manage earths resources, and. Origin and evolution of earth national academies press. Next education is an endtoend academic solution provider to schools. Introduction after centuries of philosophical speculation about the existence of worlds beyond our solar system, the. Jeans postulated certain axioms self proved facts as given below. Everything evolved from one form to another for a better chance of survival. Any person using this document file, for any purpose, and in any way does so at his or her own risk. Here, let us know in brief about the origin of life on earth. Theories of the origin of the earth ppt xpowerpoint. The focus is on limestones and dolostones and the sediments from which they are derived. Ppt the layers of the earth powerpoint presentation free. The layers of the earth this slide show is a minilesson on the layers of the earth.
Geologic history of the earth is the property of its rightful owner. Composition and structure of the atmosphere composition evolution vertical structure. As a result, there are several theories which offer their own explanation on the possible mechanism of origin of life. Discover how astronomers use collective learning to put our planet in its proper place. Mar 05, 2016 origin of life on earth evolution of life on earth adaptive radiation biological evolution origin and evolution of man timeline of evolution. It is not only the study of the earth as we see it today, but the history of the earth. Early theories origin of the earth a large number of hypotheses were put forth by different philosophers and scientists regarding the origin of the earth. The first 4 billion years of earth s history, from its formation to the first appearance of shelly fossils 545 million years ago, is known as the precambrian see figure 1. The most important information about composition comes from looking around us. The earth s relatively large natural satellite, the moon, is unique. The planets where formed out of a cloud of material associated with a youthful sun, which was slowly rotating.
Demonology engraftedwordchurch page4 copyright2010j. Exogenic as well as endogenic processes are constantly shaping the landscape. Between the two there were hired kinglets, overlords, and a bourgeoisie, sham from beginning to end, which served as gobetweens. The early earths atmosphere the earth may have started with a hydrogen atmosphere which it could not hold on to for long. The blinding light that was present in our region of space has long since traveled off to the far reaches of the universe. Although it is the most studied planet, it cannot be completely understood in isolation. Origin of life on earth evolution of life on earth adaptive radiation biological evolution origin and evolution of man timeline of evolution. The most important information about composition comes from looking around us in the solar system. The presence of water on the young earth was confirmed when the zircons were analyzed for oxygen isotopes and the telltale signature of rocks that.
Ncert class 11 geography the origin and evolution of the earth. View and download powerpoint presentations on theories of origin of life ppt. Our esti mates of composition are not much better than con. The origin and the evolution of the earth authorstream presentation. Yet the most fundamental origin of them all would seem to be the origin of the universe as a whole of everything that exists.
Although the origin of life is often included in debates about evolution, it is a very different topic that does not have all the empirical evidence of biological. The origin and the evolution of the earth authorstream. The chemistry of meteorites and sun provide constraints on the composition of the bulk of the earth. Origin of life begins with the origin of the universe.
The conditions and the forms of life on earth were entirely different from what we see today. The question on origin of the universe and big bang. Deciphering the planets history and processes could improve the ability to predict catastrophes like earthquakes and volcanoes, to manage earth s resources, and. And learn about earths drifting surface that causes earthquakes, volcanic. A compressed zip file is also available for many, which includes the embedded videos and other ancillary files. Much of what we know about earths bulk composition was. The early earth s atmosphere the earth may have started with a hydrogen atmosphere which it could not hold on to for long. Formation of moon, supply of water, evolution of atmosphere, plate tectonics, snowball earth. Free neutrons and protons fused to deuterium d or 2h with the excess energy emitted as a 2. In 1796, a mathematician pierresimon laplace reexamined it. Nearly all branches of natural science have contributed to.
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