Scientific Investigations

2. Data, Data that expresses physical characteristics..
4. The study of matter and the changes it undergoes..
6. Control, This is the experiment being performed that will provide a known value or it can be an ideal condition or set up..
9. As an experiment is being formed the ____ from the trials is compiled in a chart or some other manner..
11. A thoroughly tested explanation of why experiments give certain results..
12. Law, A law that states that the pressure of gas is directly proportional to the temperature if the volume is constant..
17. A variable that has to remain unchanged through the entire experiment..
18. Variable, The element which is being measured or observed..
19. Data, Data that expresses numerical information..
21. Theory, Once a hypothesis has been repeated many times and accepted it may become a _______ _______..

1. Variable, The element which is being changed..
3. A statement of what is being tested in an experiment..
5. Design, Method for planning and analyzing experiments between variables..
7. A guess guided by what you have observed or researched..
8. A specific statement that summarizes the results of a broad gathering of observations..
10. Prediction, A hypothesis is important because it provides a ___?..
13. A required trial which serves as a baseline.
14. Molecular Theory, A theory that explains the behavior of gas particles on a molecular level..
15. Anything that takes up space..
16. Once the control has been identified it should be _____..
20. Control, Experiment performed without changing the (IV)..