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ch1 What is Science
| Term | Definition |
|---|---|
| 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 with numbers. |
| Inferring | The process of making an inference, an interpretation based on observations and prior knowledge. |
| Predicting | The process of forecasting what will happen in the future based on past experience or evidence. |
| Classifying | The process of grouping together items that are alike in some way. |
| Evaluating | Comparing observations and data to reach a conclusion about them. |
| Making Models | The process of creating representations of complex objects 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 person's 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 decision-making or drawing conclusion based on avaliable evidence. |
| Subjective | Describes the influence of personal feelings on a decision or conclusion. |
| Deductive Reasoning | A way to explain things by starting with a general and then applying the idea to a specific observation. |
| Inductive Reasoning | Using specific observations to make generalizations. |
| Scienetific Inquiry | The ongoing process of discovery in science; the diverse ways in which scientists study the natural world and propose explanations based on evidence they gather. |
| Hypothesis | A possible explanation for a set of observations or answer to scientific question; must be testable. |
| Variable | A factor that can change in an experiment. |
| Manipulated Variable | The one factor that a scientist changes during an experiment; also called independent variable. |
| Responding Variable | The factor that changes as a result of changes to manipulated, or independent, variable in an experiment; also called dependent variable. |
| Controlled Experiment | An experiment in which only one variable is manipulated at a time. |
| Data | Facts, figures, and other evidence gathered through observations. |
| Scientific Theory | A well-tested explanation for a wide range of observations or experimental results. |
| Scienctific Law | A statement that describes what scientists expect to happen every time under a particular set of conditions. |