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26 Cards in this Set
- Front
- Back
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attribute
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where objects or individuals can be distinguished
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solidify
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become solid
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friction
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resistance encountered when on body is moved in contact with another
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classify
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arrange or order by classes or categories
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magnetism
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attraction for iron; associated with electic currents as well as magnets; characterized by fields of force
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melt
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process whereby heat changes something froma solid to a liquid
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observation
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making and recording a measurement, or noticing and paying attention
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evaporation
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the process of becoming a vapor, the process of extracting moisture
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lever
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a simple machine that gives a mechanical advantage, a rigid bar pivoted about a fulcrum
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mass
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the property of a body that causes it to have weight in a gravitational field
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gravity
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the force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface
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chart
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a visual display of information
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inertia
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a disposition to remain inactive or inert, the tendency of a body to maintain a state of rest unless acted upon by an external force
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erosion
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the process of wearing or grinding something down
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condensation
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the process of changing from a gaseous to a liquid or solid state
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safety
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a safe place, the state of being safe
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inference
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reasoning involved in drawing a conlusion or making a lagical judgment on the basis of circumstantial evidence rather than on the basis of direct observation
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predict
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indicate by signs
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precaution
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practicing caution in advance
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identification
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characteristics or a given item so it can be recognized
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dimension
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the magnitude of something a a particular direction, especially length, width or height
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measurement
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the act or process of measuring
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pulley
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a simple machine consisting of a wheel with a groove in which a rope can run to change the direction or point of a force applied to the rope
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hazard
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a source of danger
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pollution
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undesirable state of the natural environment being contaminated with harmful substances as a consequence of human activities
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population
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a group of organisms of the same species populating a given area
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