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summer science 1 7th

1. scientific method --steps taken to solve a problem in science
2. investigation --the observation or study by close examination and systematic inquiry
3. hypothesis --prediction or statement that can be tested
4. independent variable --factor that is changed in an experiment in order to study changes in the dependent variable; also called the manipulated variable
5. dependent variable --factor that is being measured in an experiment (the results); also called the responding variable
6. constants --factors that stay the same during an experiment; also called controlled variables
7. control --sample that is treated like the other experimental groups except the independent (manipulated) variable is not applied
8. experiment --the test of a hypothesis under controlled conditions
9. controlled experiment --an experiment in which only one variable is manipulated
10. empirical evidence --a cumulative body of observations
11. quantitative --observations involving numbers
12. qualitative --observations involving descriptions
13. scientific model --tentative schemes or structures that correspond to real objects or events and have explanatory power
14. theory --a well-tested explanation for a wide range of observations or experimental results
15. law --a statement that describes what scientists expect to happen every time under a particular set of conditions
Created by: levis