2 Science in our WorldScience starts with a Question
3 Answering Questions Research Observation Experimentation Textbooks, encyclopedias, internet, magazines, etcObservationUsing our senses-smell, touch, hear, see, tasteExperimentationControlled experiment-tests one factor at a timeVariable-changing a factor is the variable
4 Scientific Method PHPRC Problem or Purpose- what you want to find outHypothesis- guess at the resultsProcedure-steps to follow to solve the problemMaterials-Tools we need to do the experimentObservation-using your senses to solve the problemResultsQualitative-description-red, made of woodQuantitative-numbers- 3 feet longConclusion-Summarizing your results
5 Review Questions 1. Science always starts with a _________. 2. When you use your senses you are making an ____.3. The first step of the scientific method is _______.4. Rita has on a red shirt.a. Qualitative observationb. Quantitative observation5. The summarizing of your results in the experiment is called the ____________.
6 Review Answers Question Observation Problem or purpose Qualitative 5. Conclusion