Chpt 1

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Author:
Anonymous
ID:
96813
Filename:
Chpt 1
Updated:
2011-08-11 17:20:58
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Vocabulary Words
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Description:
Science Chpt 1 Vocabulary Test
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  1. Science
    a way of learning more about the natural world.
  2. Scientific Theory
    an attempt to explain a pattern observed repeatdly in the natural world
  3. Scientific Law
    a rule that describes a pattern in nature
  4. System
    a collection of structures, cycles, and processes
  5. Life Science
    the study of living systems and the ways in which they interact
  6. Earth Scince
    the study of earth systems and the systems in space
  7. Physical Science
    the study of mater and energy
  8. Technology
    the practical use of sience, or applied scince
  9. Hypothesis
    a reasonable and educated possible answer based on what you know and what you observe
  10. Infer
    to draw a conclusion based on what you obsereve
  11. Controlled Experiment
    changing one factor and observing its effect on another while keeping ll other factors constant
  12. Variables
    factors that can be changed in an eperiment
  13. Independent Variable
    the variable that is changed in an experiment
  14. Dependent Variable
    Changes as a result of a change in the independent variable
  15. Constant
    the variables that are not changed in experiment
  16. Model
    any representation of an object or an event used as a tool for understanding th enatural world

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