Science 1st marking period
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Theory | An explanation for a phonamena that is based off of an observation, experiment,and reasoning; that does not conflict with any experiment results or observations.
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| Geology | The scientific study of the origin,history, and structure of earth and the process tht shapes the Earth
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| Independant variable | The variable in the experiment that the scientist changes
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| atmosphere | A mixture of gases that surrounds a planet or moon
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| Ecosyststem | A community organisms in there natural environment
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| Contour line | A line that connects points with equal elevation on a map
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| Mineral | A natural,usually Inorganic solid that has a characteristic chemical composition, an orderly internal structure, and a characteristic set of physical properties
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| Rock cycle | The series of processes in which rock forms, changes from one type to another, is destroyed, and forms again by geological processes.
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| Metamorphic rock | A type of rock that changes from one kind to another by heat or pressure.
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| Fossil fuel | A nonrenewable energy resource formed from old organism remains
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| Hydroelectric energy | Electric energy produced by water
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| Relative age | The age of an object in relation to other objects (not in number form)
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| Uniformitaianism | A principal that geologic processes that occurred in the past can be explained by today's geological processes
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| Period | A u it of geological time that is longer than epoch but shorter than a era
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| Geologic column | An ordered arrangement of rock of rock layers that is based in the relative ages of the rocks and in which the older rocks are at the bottom.
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| Continental drift | The hypothesis that the continents were one major landmass ad broke apart then drifted into their present positions
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| Divergent boundaries | Boundries of plates that moved apart from each other and leave a mid ocean ridge
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| Seismograph | The instrument that records the vibrations in the ground
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| P wave | The primary wave that moves up and down and is the fastest wave
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| Epicenter | The point on Earth's surface directly above an earthquake's starting point, or focus
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| Observations | Observing things using the 5 senses
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| Earth sciences | The scientific of earth and the universe around it
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| Hypothesis | An educated guess
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| Biosphere | The part of the earth where life exists
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| Legend | A list of Mao symbols and their meanings (key)
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| Scale | the relationship between the distance shown on the map and in real life.
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| non silicate | A mineral that does not contain silicon and oxygen
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| Silicate | A mineral that contains a combination of silicon and oxygen and may contain one or more metals
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| Sedimentary rock | Loose rock or sediment that has been compacted or cemented together by heat or pressure.
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| Extrusive igneouse rock | Rocks that forms from the cooling and solidification of lava at Earth's surface
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| Nuclear fission | The process by which the nucleus of a heavy atom splits into two or more fragments;the process releases neutrons and energy
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| Recycling | The process of recovering valuable or useful materials from waste or scrap;
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| Index fossil | A fossil used to show the ages of the surrounding rocks
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| Eras | A Unit o geological time that includes two or more periods
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| Sea floor spreading | The process by which new oceanic lithosphere (sea floor) forms magma rises to Earth's surface and solidifies at a mid ocean ridge
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| Paleomagnetism | The study of the alignment of magnetic minerals in rock, specifically if it relates to the magnetic poles
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| Elastic rebound | When an object's shape is deformed by a force and when that force is released the object returns to its original shape
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| S wave | The secondary wave hat moves from side to side and is the 2nd fastest wave
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| Volcanism | Any activity tha includes the movement of magma toward or onto Earth's surface
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| Explosives eruption | A volcanic eruptin that is Manley felsic lava which is sticky and creates a large eruption
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| Hydrosphere | The portion of the Earth that is water
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| Elevation | The height of an object above sea level
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| Topography | The size and shape of the land surface features of a region, including it s relief
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| Cleavage | The tendency of a mineral to split along specific planes of a weakness to form a smooth flat surface
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| Regional metamorphism | A change in the texture, structure, or chemical composition of a rock due to changes in temperature and pressure over a large area, usually because of tectonic forces
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| Igneous rock | Rock that forms when magma cools and solidifies
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| Nuclear fusion | The process by which nuclei of small atoms combine to form new, more massive nuclei; this process releases energy
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| Solar energy | The energy received by Earth from the sun in the form of radiation
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| Geothermal energy | The energy produced by heat within the earth
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| Absolute age | Age of an object(using numbers)
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| Law of superposition | The principal that a sedimentary rock layer is older than the layers above itabd younger than the layers above it the layers are not disturbed
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| Epochs | A geologic time that is longer than an age but shorter than a period
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| Plate tectonics | The theory hat explains how large prices of the lithosphere, called plates, move an change shape
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| Transform boundaries | 2 plate boundaries that slide past eachother
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| Convergent boundaries | 2 plate boundaries converge into each other and one plate slides under the other one
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| Focus | The location within the earth along a fault at which the first motion of an earthquake occurs
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| Hot spot | A volcanically active area of Earth's surface, commonly far from a tectonic plane boundary ( Hawaii )
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| Pyroclastic material | Fragments of rock that form during a volcanic eruption
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| Mine reclamation | Mining companies are asked to put the land back to how it was after mining
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| Queit eruption | Volcanic eruptions that mainly include magic magma and the lava just flows down the volcanoe
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| Closed system | When energy but not matter is exchanged with the surroundings
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| Open system | When both matter and energy are exchanged with the surroundings
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| Solar collector | An object that collects sunlight
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
summerkizo
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