1.1, 1.2, and 1.3

Term Definition
Scientific Inquiry The way in which scientists study the world and produce explanations based on data
Hypothesis A possible answer to a question that can be tested
Parameter Factors that can be measured
Manipulated Variable Variable that you can change (Independent)
Responding Variable Variable that changes in response to the manipulated variable (Dependent)
Data Facts, figures, and other information gathered from experience
Qualitative Data Observations or data that don't involve numbers
Quantitative Data Observations or data that involve numbers and measurements
Communicating When you share your results so others can repeat and check your results
Model A picture, diagram, or computer image that shows and object or process
Scientific Theory A well tested explanation of observations or experimental results
Scientific Law What scientists expect to happen every time under certain conditions
Science Study of the natural world
Observing Using two or more senses to gather information
Inferring Explaining your observation
Predicting Making a statement about the future
Chemistry Properties of matter and how it changes
Physics Study of matter, energy, motion and forces
Controlled Experiment An experiment in which only one variable is manipulated at a time
Graph Picture of data
Horizontal Axis Line that runs left and right (Independent/manipulated variable)
Vertical Axis Line that runs up and down (Dependent/responding variable)
Origin ( 0 , 0 )
Coordinate Pair of numbers that tell the position of a point
Data Point Shows location of the intersection of data
Line of Best Fit Reflects general pattern of a graph
Linear Graph Where points form a straight line
Slope Tells you how much Y changes for every change in X
Nonlinear Graph Data does not fall along a straight line/can't draw line of best fit

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