Mrs. Israel Chapter 1 Vocab
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Created by:
kevinogara on September 15, 2011
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19 terms
Terms | Definitions |
|---|---|
Control | the standard that you compare to in an experiment |
Density | the amount of mass in a unit of volume |
Constant | a measurement in an experiment that never changes |
Experiment | a controlled test |
Dependent variable | the variable in an experiment that changes because of the independent variable, goes on the y-axis |
Model | something that stands for an idea, event, or object that makes it easier to understand |
Bias | a scientist using their own opinion to change the results of an experiment |
Hypothesis | an educated guess about the results of an experiment |
Independent variable | the variable in an experiment that the scientist changes, goes on the x-axis |
Graph | a visual tool to represent data |
Theory | a system of ideas backed by scientific data that explains something |
Scientific method | a method of procedure that scientists use to perform an experiment |
Volume | a measurement of how much space is taken up by an object |
Quantitative observation | an observation involving numbers |
SI | a standard of measurements used by scientists that is based on the powers of 10 |
Standard | an exact quantity to compare measurements |
Inference | a conclusion based on scientific evidence |
Quantitative observation | an observation involving words |
Scientific law | an explanation of nature that all scientists agree with |
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