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scientific method
Term | Definition |
---|---|
Qualitative data | data that is collected using the five sense: smell, taste, touch, hearing, and sight |
Quantitative data | data that is collected using measurements: meters, liters, grams, counting, and temperature |
scientific methods | ways to solve problems that can include step-by-step plans, making models, and carefully thought-out experiments |
model | represents something that is to big, to small, too dangerous, too time consuming, or too expensive to observe directly |
hypothesis | prediction or statement that can be tested and may be formed by prior knowledge, and previous observations, and new information |
independent variable | variable that can be changed during an experiment |
dependent variable | factor that is being measured during an experiment |
constant | variable that stays the same during an experiment |
control | sample that is treated like other experimental groups except that the independent variable is not applied to it |