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Science vocab. 1
vocabulary
16
Science
8th Grade
09/08/2016

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Term
Universe
Definition
All matter, time, energy, and space
Term
Instrument
Definition
A human-made device that extends the senses beyond their normal limits
Term
Inference
Definition
An interpretation of an observation
Term
Classification
Definition
Scientists group together similar observations and inferences to make the study of objects and events in hte environment more meaningful or easier to understand
Term
Measurment
Definition
A means of expressing an observation with greater accuracy or precision
Term
Volume
Definition
The amount of space that an object occupies
Term
Percent Deviation
Definition
When the amount of error is expressed as a percentage
Term
Density
Definition
The consentration of matter in an object
Term
Rate of Change
Definition
How much a measurable aspect of the environment, called a field, is alterd over a given time (years, hours, or seconds)
Term
Cyclic Change
Definition
The changes in the environment occur in some orderly fashion in which the events constantly repeat
Term
Prediction
Definition
A type of inference about the conditions and behavior of the environment in the future
Term
Natural Hazard
Definition
A non-human-related object, process, or situation that has the possibility of causing loss of life, personal injury, or loss of property
Term
Interface
Definition
The boundary between regions with different properties
Term
Dynamic Equilibrium
Definition
Environmental equilibrium resulting from opposing forces or actions balancing out
Term
Natural Resourses
Definition
The materials and energy sources found in the environment that humans use in their daily lives
Term
Pollution
Definition
Occurs when the consentration of any substance or form of energy reaches a proportion that adversely affects people, thier property, or plant or animal life
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