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Unit 1 Vocab Review

Thinking Like a Scientist

Ethics the study of principals about what is right and wrong, fair and unfair
Qualitative observation an observation that deals with characteristics that cannot be expressed in numbers
Observing the process of using one or more of your senses to gather information
Evaluating comparing observations and data to reach a conclusion about them
Models a representation of a complex object or process, used to help people understand a concept that they cannot observe directly
Classifying the process of grouping together items that are alike in some way
Quantitative observation an observation that deals with a number or amount
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
Science a way of learning about the natural world through observations and logical reasoning; leads to a body of knowledge
Skepticism an attitude of doubt
Deductive reasoning a way to explain things by starting with a general idea and then applying the idea to a specific observation
Experimental bias a mistake in the design of an experiment that makes a particular result more likely
personal bias an outlook influenced by a person’s likes and dislikes
Cultural bias a way to explain things by starting with a general idea and then applying the idea to a specific observation
Objective describes the act of decision-making or drawing conclusions based on available evidence
Inductive reasoning using specific observations to make generalizations
Subjective describes the influence of personal feelings on a decision or conclusion
Variable a factor that can change in an experiment
Scientific theory a well-tested explanation for a wide range of observations or experimental results
Process a sequence of actions in a system
System a group of parts that work together as a whole
Data facts, figures and other evidence gathered in through observations
Scientific Law a statement that describes what scientist expect to happen every time under a particular set of conditions
Input material, energy, or information that goes into a system
Output material, energy, result or product that comes out of a system
Feedback output that changes a system or allows the system to adjust itself
SI version of the metric system used by scientists for quantitative data
controversy a public disagreement between groups with different views
safety symbols a sign used to alert you to possible sources of accidents in an investigation
field any area outside of the laboratory
Science 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
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 the manipulated, or independent, variable in an experiment; also called dependent variable
Hypothesis a possible explanation for a set of observations or answer to a scientific question; must be testable
Controlled Experiment an experiment in which only one variable is manipulated at a time
Created by: nannavicki