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Science Vocabulary
Term | Definition |
---|---|
Science | study of the natural world |
Observing | use senses to get information |
Inferring | make a guess based on observations |
Predicting | make a forecast of the future based on the past |
Chemistry | |
Physics | study of how matter, energy, motion, and forces interact |
Scientific Inquiry | the different ways scientist study the natural world |
Hypothesis | a possible answer to a scientific question or an expectation to a set of observations |
Parameter | factor that can me measured in an experiment |
Manipulated Variable | the only variable changed in an experiment |
Responding Variable | variable expected to change because of the manipulated variable |
Controlled Experiment | an investigation in which only one parameter is manipulated at a time |
Data | facts, figures, and other evidence gathered through observations |
Communicating | sharing ideas and conclusions with others through writing and speaking |
Model | a picture, diagram, computer image, or other presentations of an object or process |
Scientific Theory | a well tested explanation for a wide range of explanations or experimental results |
Scientific Law | a statement that describes what scientists expect to happen every time under a particular set of conditions |
Graph | a picture of your data |
Horizontal Axis | the graph line that runs left to right |
Vertical Axis | the graph line that runs up and down |
Origin | the point where the two axes 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 | emphasizes the overall trend shown by all the data taken as a whole |
Linear Graph | a line graph in which the points land in 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 |
Qualitative Data | data that has no measurements |
Quantitative Data | data that has numbers and measurements |