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Scientific Inquiry

Section 2

Scientific Inquiry Refers to the different ways scientists study the natural world.
Hypothesis A possible answer to a scientific question or explanation for a set of observations.
Parameter A factor that can be measured in an experiment.
Manipulated Variable The variable parameter that is purposely changed.
Responding Variable The variable parameter that is expected to change.
Controlled Experiment The only one parameter that is manipulated at a time.
Model A picture,diagram,computer image, or other representation.
Scientific Theory Well tested explanation for a wide range of observations.
Scientific Law A statement that describes what scientists expect to happen every time under a particular set of conditions.
Data The facts,figures, and other evidence gathered through observations.
Communicating Comparing answers and seeing if your data matches.
Graph A "Picture" of your data.
Horizontal Axis X-axis, is the graph line that runs left to right.
Vertical Axis Y-axis, is the graph line that runs up and down.
Origin The point where the 2 axis cross.
Coordinate A pair of numbers used to determine the position of a point on a graph.
Data Point The point showing the location of that intersection.
Line of Best Fit A smooth line that reflects the general pattern of the graph.
Linear Graph A line graph in which the data points yield a straight line.
Slope The steepness of the graph line.
NonLinear Graph A line graph in which the data points do not fall along a straight line.
Science The study of the natural world.
Observing Using one or more senses to gather information.
Predicting Making a forecast of what will happen in the future based on past experience or evidence.
Inferring Making an Inference
Chemistry The study of properties of matter and how matter changes.
Physics The study of matter,energy,motion, and forces, and how they interact.
Quantitative Data Descriptions that does NOT include numbers.
Qualitative Data Includes numbers
Created by: Presley Allen



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