Term | Definition |
Chemistry | They study of matter and the changes that it undergoes. |
Control | In an experiment, the standard that is used for comparison. |
Hypothesis | A tentative, testable statementor prediction about what has been observed. |
Independent Variable | In an experiment, the variable that the experimenter plans to change. |
Mass | A measure of the amount of matter. |
Dependent Variable | In an experiement, the variable whose value depends on the independent variable |
Matter | Anything thqat has mass and takes up space. |
Scientific Law | Describes the relationship in nature that is supported by many experiments. |
Theory | An explaination supported by many erperiments; is still subject to new experimental data, can be modified and is considered successful if it can be used to make predictions that are true. |
Weight | A measure of an amount of matter and also the effect of Earth's gravitational pull on that matter. |
Scientific Method | A systematic approach used in scientific study that typically includes observation, a hypothesis, experiments, data analysis, and a conclusion. |
Qualitative Data | Information describing color, odor, shape, or some other physical characteristic. |
Quantitative Data | Numerical information describinh how much, how little, how big, how tall, how fast, ect. |
Model | A visual, verbal, and/or mathematical explanation of data collected from many experiments. |
Experiment | A set of controlled observations that test the hypothesis. |