Ch1 vocabulary

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Ch1 vocabulary
2011-08-09 17:47:06
natural science

science vocabulary chapter 1
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  1. science
    is 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 a nature
  4. system
    is a collection of structure, cycles, and the processes that relate to and interact with each other
  5. life science
    the study of living system and the way they interact
  6. earth science
    the study of earth system and the system in space
  7. physical science
    the study of matter and energy
  8. technology
    is the pracital use of science, or applied science
  9. hypothesis
    is a resonable and educatied possible answer based on what you know and what you observe
  10. infer
    to draw conclusion based on what you observe
  11. controlled experiment
    involes changing one factor and observing its effect on another while keeping all other factors constant
  12. variables
    are factor that can be changed in an experment
  13. independent variable
    the variable that is changed in an experment
  14. dependent variable
    changes as a result of a change of the independent variable
  15. constants
    the variables that do not change in the experiement
  16. model
    a representation of an object of an event used as a tool for understanding the natural world.
  17. critical thinking
    combining what you already know with the new factors that you are given to decide if you can agree with something
  18. data
    gathered during a scientific investigation and c an be recorded in a form of descriptions, tables, graphs or drawings.