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CRCT Home Study Guide For Science- Due
CRCT Home Study Guide For Science- Due

... a. Evidence to support this theory: i. Fossils are found in places that now have climates that would not fit them. ii. The continents fit together like __________________ _____________. b. It takes a GREAT force to move these huge pieces of land, some of which are covered by water as well. The force ...
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... when 2 continental plates of equal densities collide. – The plates crush together, causing land to be pushed up and break. ...
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... He is in Ethopia, he has body guards because it is bandit country, to observe Mt. Erta Ale (alley) 2. What is Iain observing at “Smoking Mountain”? Give details of his observation. The permanent lake of molten lava. He watches the process of lava pooling up, cooling on the surface, then “flowing” ac ...
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... 31. Mid-ocean ridges are found in all of Earth’s ____________________________________________. 32. The place where two plates come together is known as a ____________________________________ _______________________________________. 33. A(n) __________________________________ is a gap in the geologic ...
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... 3. Warm (air, water, magma) rises because it is less dense. Cold Sinks. 4. As pressure increases so does density. 5. Water is most dense as a liquid. ...
137 Amazing Facts of Earth Science
137 Amazing Facts of Earth Science

... 3. Warm (air, water, magma) rises because it is less dense. Cold Sinks. 4. As pressure increases so does density. 5. Water is most dense as a liquid. ...
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... The greater the mass, the stronger the gravitational force. The closer the distance, the stronger the gravitational force. The planets closest to the sun experience the greatest gravitational force of the sun. The greater the mass of the planet the greater its gravitational pull on other objects. Th ...
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DRAFT Expectation: Interactions of Earth`s Systems

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Study Guide (6.E.2.2)

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... between grains in a sedimentary rock. o Cementation is the process by which minerals dissolved in water crystallize between sediment grains. ...
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... We understand plate tectonics because of Alfred’s explanation of continental drift theory. He believed that all continents were once one land = PANGEA and there was also one ocean = PANTHALASSA. It is known today as theory of plate tectonics which explains that top layers of Earth Move causing diffe ...
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... strengthens the molten rock, still hot but also brittle • Core: Mostly iron and nickel, Outer core 2270 km thick. Liquid movement generates magnetic field. Inner core 1216 km behaves like a solid and is as hot as the surface of the sun. ...
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Plate Tectonics

... Sea Floor Spreading - new lithosphere material (i.e. oceanic crust & upper mantle material) is being added along a series of mountain ranges on the ocean floor Plate Tectonics - term used to encompass the totality of the process Alfred Wegener - German meteorologist, considered to be the pioneer of ...
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Schiehallion experiment



The Schiehallion experiment was an 18th-century experiment to determine the mean density of the Earth. Funded by a grant from the Royal Society, it was conducted in the summer of 1774 around the Scottish mountain of Schiehallion, Perthshire. The experiment involved measuring the tiny deflection of a pendulum due to the gravitational attraction of a nearby mountain. Schiehallion was considered the ideal location after a search for candidate mountains, thanks to its isolation and almost symmetrical shape. One of the triggers for the experiment were anomalies noted during the survey of the Mason–Dixon Line.The experiment had previously been considered, but rejected, by Isaac Newton as a practical demonstration of his theory of gravitation. However, a team of scientists, notably Nevil Maskelyne, the Astronomer Royal, were convinced that the effect would be detectable and undertook to conduct the experiment. The deflection angle depended on the relative densities and volumes of the Earth and the mountain: if the density and volume of Schiehallion could be ascertained, then so could the density of the Earth. Once this was known, then this would in turn yield approximate values for those of the other planets, their moons, and the Sun, previously known only in terms of their relative ratios. As an additional benefit, the concept of contour lines, devised to simplify the process of surveying the mountain, later became a standard technique in cartography.
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