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Published byAnnabelle White Modified over 9 years ago
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SCIENTIFIC METHOD
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#1 : IDENTIFY THE PROBLEM OR ASK A QUESTION BASED ON AN OBSERVATION
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#2 : COLLECT INFORMATION RESEARCH LIBRARY, COMPUTER, BOOKS, MAGAZINES
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#3 : FORM A HYPOTHESIS MAKE A PREDICTION SUGGEST AN EXPLANATION FOR WHY OR HOW SOMETHING HAPPENS; MUST BE TESTABLE
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#4 : TEST THE HYPOTHESIS DESIGN A CONTROLLED EXPERIMENT TEST FOR ONE VARIABLE AT A TIME – COMPARE TWO SETS OF RESULTS, SO THE EFFECT OF THE INDEPENDENT VARIABLE CAN BE SEEN
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a) INDEPENDENT VARIABLE THE FACTOR WHICH IS CHANGED DURING THE EXPERIMENT
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b) DEPENDENT VARIABLE MEASURED TO IDENTIFY CHANGES, IF ANY, AS A RESULT OF CHANGES TO INDEPENDENT VARIABLE
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c) CONSTANT VARIABLE ALL THE FACTORS OR CONDITIONS THAT MUST BE KEPT THE SAME IN AN EXPERIMENT
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#5 : RECORD AND STUDY DATA MEASURE USING APPROPRIATE TOOLS METRIC RULER, GRADUATED CYLINDER, BALANCE, THERMOMETER, STOPWATCH, SPRING SCALE, HAND LENS, MICROSCOPE
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a) MAKE OBSERVATIONS QUALITATIVE : RELATES TO THE FIVE SENSES – COLOR, SHAPE, ODOR, TEXTURE, SOUND, TASTE QUANTITATIVE : CAN BE MEASURED – LENGTH, MASS, VOLUME, TEMPERATURE, DENSITY
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b) ANALYZE THE RESULTS COMMUNICATE DATA USING TABLES & GRAPHS SHOW PATTERNS AND RELATIONSHIPS WHICH MAKE REACHING A CONCLUSION EASIER
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#6 : DRAW CONCLUSIONS STATE WHETHER OR NOT THE RESULTS SUPPORT THE HYPOTHESIS
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DEVELOP THEORIES DEVELOP THEORIES REPEATED VERIFICATION OVER TIME (BECAUSE OF SIMILAR RESULTS)
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PREDICTIONS TO FORETELL WHAT IS LIKELY TO HAPPEN BASED ON AN OBSERVATION OR EXPERIMENT STATEMENT MADE IN ADVANCE BASED ON PATTERNS IN DATA OR OBSERVATIONS
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INFERENCES TO DRAW CONCLUSION BASED ON FACTS OR INFORMATION GAINED FROM AN INQUIRY A LOGICAL INTERPRETATION MADE ON THE BASIS OF FACTS OR PRIOR KNOWLEDGE RATHER THAN ON DIRECT OBSERVATION
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CONCLUSIONS A DECISION AS TO WHETHER THE HYPOTHESIS WAS CORRECT OR PROVEN BASED UPON THE RESULTS
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KEY TERMS WORDS TO KNOW 1. SCIENTIFIC INQUIRY 2. OBSERVATION 3. DATA 4. INFERENCE 5. HYPOTHESIS 6. VARIABLE 7. CONTROLLED EXPERIMENT 8. SCIENTIFIC THEORY
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SCIENTIFIC INQUIRY THE DIVERSE WAYS IN WHICH SCIENTISTS STUDY THE NATURAL WORLD
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OBSERVATION A SKILL THAT INVOLVES THE USE OF ONE OR MORE OF THE SENSES TO GATHER SENSES TO GATHER INFORMATION AND COLLECT DATA
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DATA THE FACTS, FIGURES, AND OTHER EVIDENCE GATHERED THROUGH OBSERVATION
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INFERENCE AN INTERPRETATION OF AN OBSERVATION THAT IS BASED OBSERVATION THAT IS BASED ON EVIDENCE OR PRIOR ON EVIDENCE OR PRIORKNOWLEDGE
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HYPOTHESIS A POSSIBLE EXPLANATION FOR A SET OF OBSERVATIONS OR ANSWER TO A SCIENTIFIC QUESTION; MUST BE TESTABLE
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VARIABLE ANY FACTOR THAT CAN CHANGE IN AN EXPERIMENT
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CONTROLLED EXPERIMENT AN EXPERIMENT IN WHICH ALL OF THE VARIABLES EXCEPT OF THE VARIABLES EXCEPT FOR ONE REMAIN THE SAME FOR ONE REMAIN THE SAME
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SCIENTIFIC THEORY A WELL-TESTED CONCEPT THAT EXPLAINS A WIDE RANGE OF OBSERVATIONS
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Put the Following Steps in the Proper Order A) FORM A HYPOTHESIS – MAKE A PREDICTION B) ANALYZE THE RESULTS – COMMUNICATE DATA USING TABLES AND GRAPHS C) ARRIVE AT A CONCLUSION D) TEST THE HYPOTHESIS – DESIGN A CONTROLLED EXPERIMENT E) RECORD DATA – MEASURE USING APPROPRIATE TOOLS F) MAKE OBSERVATIONS G) IDENTIFY THE PROBLEM OR ASK A QUESTION
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