The Scientific Method

1. Sometimes scientists make a mistake, or _____, and need to do an experiment again.
2. The _____ describes the steps you use during an experiment.
4. The _____ is the part of an experiment that is not being tested and is used for comparison.
6. The _____ _____ (write as one word!) is a process used by scientists to find answers to questions or solve a problem.
8. The first step of the scientific method is to define or identify the _____.
9. After the experiment, scientists organize and _____ the data.
11. The _____ variable is the part of the experiment that is being tested or the part that is changed by the person doing the experiment.
13. Scientists use their data to make charts and _____ to communicate the results of an experiment.

1. After the scientist makes a hypothesis, they perform an _____ to collect data.
3. After an experiment, scientists write a _____ which summarizes their experiment and results.
5. Scientists make _____ to help them make a hypothesis or collect data during an experiment.
7. The _____ variable is the part of the experiment that is affected by the independent variable.
10. The _____ is an educated guess.
12. The information collected during an experiment is called _____ .