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50 Cards in this Set
- Front
- Back
nonliving physical features of the envirement including soil, water, tempature, air, and minerals.
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abiotic factors
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an underground layer of rock or sediment that holds water.
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aquifer
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a scientis that studies the universe beyond earth.
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astronomer
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the envelope of gasses that surrounds earth.
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atmosphere
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an imaginary line that passes through earths center and the north and sorth poles, about whichearth rotates.
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axis
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the initial explosion that resulted in the formation and expansion of the universe.
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big bang
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living organisms in the envirement, such as plants and animals.
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biotic factors
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the process by which dissolved minerals crystalize and glue particless of sediment together into one mass. It is the fourth step to form a sedimentary rock.
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cementation
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one hundreth of a basic unit of measuement.
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centi
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any property of a substance that produces a change in the composition of matter.
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chemical property
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a minerals ability to split easily along flat surfaces.
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cleavage
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the process by which sediments are pressed together under their own weight. It is the third step to form a sedimentry rock.
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compaction
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a substance in which two or more elements are chemically joyned.
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compound
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the direct transfer of thermal energy from one substance to another substance that is touching.
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conduction
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the practice of using less of resourse so that it will not be used up.
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conservation
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a force that builds up mountains and ladnmasses on earth surface
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constructive force
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the hypotheses that the continents slowly slowly move across earths surface.
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continential drift
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an experiment in which only one variable is manipulated at a time.
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controlled experiment
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the transfer of thermal energy by the mavement of a fluid.
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convection
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a plate boundory where two plates move toward each other.
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convergent boundary
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the centeral region of on object.
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core
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the layer of rock that forms earths outer surface.
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crust
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facts, figures, and other evidence gathered through observation.
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data
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the amount of mass of a substance in a given volume.
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density
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the smallest particle of an element.
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atom
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the pracess in which sediment is laid dorn in new lacations. It is the second stip to form a sedimentary rock.
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deposition
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a force that slowly wiars away mountains and other features on the surface of the earth.
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divergent boundary
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a volcano that is not currently active, but that may becaome active in the future.
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dormant
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the shaking that results from the movement of rock beneath earths surface.
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earthquake
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the partical or total blocking of one object in by another.
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eclipse
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energy that travels through space in the form of waves
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Electromagnetic Radiation
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a substance in which all the atoms are the same that cannot be broken down into other substances
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element
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the ability to do work or cause change
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energy
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the practice of reducing energy use
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energy conservation
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a change from one form of energy to another
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energy transformation
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an imaginary line that circles Earth halfway between the North and South poles
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Equator
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the two days of the year on which neither hemisphere is tilted toward or away from the sun
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Equinox
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the destructive process in which water, wind, or gravity loosens and carries away fragments of rock. It is the first step to form a sedimentary rock.
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Erosion
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the process by which all the different kinds of living things have changed over time
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Evolution
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a volcano that is no longer active and is unlikely to erupt again. Or an organism that no longer lives on Earth
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Extinct
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a force that slowly wears away mountains and other features on the surface of the Earth
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Destructive Force
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the process by which water molicules in liquid water escape in the air as water vapor
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Evaporation
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a break or crack in Earth's lithosphere along which the rocks move
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Fault
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a trace of an ancient organism that has been preserved in rock
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Fossil
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an energy-rich substance (such as coal, oil, or natural gas) formed from the remains of organisms
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Fossil fuel
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the way a mineral looks when it breaks apart in an irregular way
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Fracture
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a huge group of single stars, star systems, star clusters, dust and gas bound together by gravity
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Galaxy
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a hard, colorful mineral that has a brilliant or glassy luster and is valued for its appearance
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Gemstone
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Earth
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Geo
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a record of the geologic events and life forms in Earth's history
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Geologic Time Scale
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