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science exam

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
independant variable   the factor that is changed  
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dependant variable   the factor that is changed or meaured because of the independant variable  
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repetition   when an activity is repeated by the same person  
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replication   when an activity is repeated by a diffrent person  
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model   can be a visual or mathematical representation of an object or system  
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model limitations   how much a model can do  
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theory   a well supported explaination of nature  
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law   scientific theories attempt to explain how things happen  
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tempeture   a measure of the average kinetic energy of all the particles in an object  
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law of conservation of energy   states that energy cannot be created or distroyed  
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convection   the movement of matter that result in diffrence in dencity caused by variations in tempature  
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evidence for contenental drift   the earths peices can fit in to the creases of the diffrent continent  
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rock cycle   when rocks change from on state to an other  
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wave   a disturbance that transparts energy from one place to another with out the object moving the entire distance  
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lithosphere   the outermost rigid layer of the earth  
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divergent boundries   plates that pull apartand make a normal fault  
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connvergent boundries   plates that collide and make reverse faults  
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weathering   the process by which water, wind, and ice change in tempeture and breaks down rock  
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erosion   the process by which sediment is moved from one place to another  
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deposition   the process by which sediment has come to rest  
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cementation   the process by which sediment is compacted togeher  
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hot spot   a location where a column of extremely of mantle rock (mantle plume) rises through the athenoshere  
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Created by: zuknick
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