PPT-Origin of Earth -Theories

Dr Swarnima Singh Department of Geography Assistant Professor DDUGU Gorakhpur The Classical concept The Scientific Concept The hot origin concept The cold origin concept The Recent Concept Division. Chemical conditions of the early Earth. . A model for the first cells. First life. Life changes the planet: oxygenating Earth’s oceans and atmosphere. Eukaryotic cells descended from prokaryotic cells. Gautam Sen. Formation of Solar System. Earth’s Internal Layering. Origin of Earth’s Layers. Origin of Layering. Origin of Layering. Plates. Types of Plate Boundaries. Types of Plate Boundaries. Pangaea. Christopher W. Ashcraft M.S., M.Ed.. Big Bang vs. Creation. Origin of Stars. Solar System: Evidence of Design. Age of the Cosmos. Are we being told all the evidence or just selected information to support a particular idea?. . . MIAN ALI HAIDER. L.L.B., L.L.M(. Cum Laude. ) (UK). . It is criminal to steal a purse,. It is daring to steal a fortune.. It is a mark of greatness to steal a . crown.. The . blame diminishes as the guilt increases.. Theories. Objectives. SWBAT describe theories on the origin of the moon.. SWBAT evaluate the theories based . on evidence . that has been gathered on the moon’s origin.. Earth and Moon (a Planetary Romance). Allen Hainline. Ratio Christi Philippines. omega_sw@yahoo.com. www.OriginsDiscussion.info. Outline. “After reading . Origins of Life. … it is clear [chemical] evolution could not have occurred” Nobel Prize . A response . for seekers. Our confidence . in . Scripture. Our Hope and our . motivation. Immanuel Kant. (1724-1804). “moral argument” . for the existence. of God. General Form of Morality Argument. Boshongo. people of central Africa, in the beginning, there was only darkness, water, and the great god . Bumba. . One day . Bumba. , in pain from a stomach ache, vomited up the sun. The sun dried up some of the water, leaving land. Still in pain, . Reflections of a distant past. You are about to make a leap through time: from what is known to what can only be inferred.. How do we know about events that happened in Earth’s past, millions of years ago or more?. “…sparked by just the right combination of physical events & chemical processes…”. Bacteria. Archae-. bacteria. Animalia. Fungi. Protista. Plantae. 4500. 4000. 3500. 3000. 2500. 2000. 500. Jun Wu and colleagues at Arizona State University have examined the issue broadly, considering planetary . accretion, magma . oceans, core formation, mantle convection, and interaction of a proto-atmosphere with the surrounding solar nebula. Their comprehensive hypothesis uses the isotopic composition of hydrogen as a tracer of the sources of water and its processing during planetary formation and subsequent differentiation. Here is an overview of their model in six stages. . Non-living synthesis of simple . organic. molecules. All of the elements found in organic compounds are thought to have existed on Earth and in the rest of the solar system when the Earth formed. . But . Theories of origin of life. What is life?. The condition that distinguishes . animals and plants. from . inorganic matter. , including the capacity for . growth. , . reproduction. , . functional activity. 1. Artist’s Conception of Earth 3 billion years ago. 2. 3. I. . . Concept 25.1: The Origin of Life. A. Introduction. 1. Conditions at this time on Earth were such that life could have arisen by .