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S&T:chapter 1
| Question | Answer |
|---|---|
| science | a way of learning about the natural world through observations and logical reasoning; leads to a body of knowledge |
| observing | the process of using one or more of your senses to gather information |
| quantitative observation | an observation that deals with a number or amount |
| qualitative observation | an observation that deals with characteristics that cannot be expressed in numbers |
| inferring | the prosses of making an inference, an interpretation based on observations and pior knowledge |
| predicting | the process of forecasting what will happen in the future based on past experiense and evidence |
| classifying | the prosses of grouping together items that are alike in some way |
| evaluating | comparing observations and data to reach a conclusion about the item |
| making models | the process of creating representations of complex items or processes |
| skepticism | an attitude of doubt |
| ethics | the rules that enable people to know right from wrong |
| personal bias | an outlook influenced by a persons likes and dislikes |
| cultural bias | an outlook influenced by the beliefs, social forms and traits of a group |
| experimental bias | a mistake in the design of an experiment that makes a particular result more likely |
| objective | describes the act of a decision making or drawing conclusions based on available evedence |
| subjective | describes the influence of personal feelings on a disision or conclusion |
| deductive reasoning | a way to explain things by starting with a general idea and then applying the idea to a specific observation |
| inductive reasoning | using specific observations to make generalizations |
| scientific inquiry | the ongoing process of discovery in science the diverse ways in which scientists study the natural world |
| hypothesis | a possible explanation for a set of observations or answer to a scientific question must be testable |
| variable | a factor that can change in an exerimant |
| manipulated variable | the one factor that a scientist changesduring an experiment also called independent variable |
| responding variable | the factor that changes as a result of changes to the manipulated or independent variable in an experiment also called dependant variable |
| controlled variable | an experiment which only one variable is manipulated at a a time |
| data | facts figures and other evidence gathered through obsrevations |
| scientific theory | a well tested explanation for a wide range or experimental results |
| scientific law | a statement that describes what scientists expect to happen every time under a particular set of conditions |
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