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Chapter 1 Vocabulary

Chemistry The study of matter and the changes that it undergoes
Matter Anything that has matter and takes up space
Mass A measurement that reflects the amount of matter
Weight a measure not only of the amount of matter but also of the effect of earth's gravitational pull on that matter
Scientific Method a systematic approach used in scientific study, whether it is chemistry, biology, physics, or other sciences
Qualitative Data Information that describes color, odor, shape, or some other physical characteristic
Quantitative Data Numerical Information
Hypothesis A Tentative explanation for what has been observed
Experiment Set of controlled observations that test the hypothesis
Independent Variable the variable that you plan to change
Dependent Variable the value changes in response to a change in the independent variable
Control a standard for comparison
Conclusion a judgement based on the information obtained
Model visual, verbal, and/or mathematical explanation of experimental data
Theory an explanation that has been supported by many, many experiments
Scientific Law a relationship in nature that is supported by many experiments
Pure Research seeks to gain knowledge for the sake of knowledge itself
Applied Research research undertaken to solve a specific problem
Technology Practical used of scientific information
Created by: Amanda0428