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26 Cards in this Set
- Front
- Back
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Science
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knowledge about the natural worls based on obersvations and experiment
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Obersvations
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infomation gathered through our senses
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Inference
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conclusion that tries to explain obersvations
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Scientific Method
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way of thinking about nature that involves that use of certain skills to solve problems in an orderly manner
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Steps of Method
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1. Define problem
2. Obersvations 3. Hypothesis 4. Experiment 5. Obersvations 6. Analysis 7. Draw conclusions 8. Communicate the results |
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Hypothesis
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an explaination for a problem that can be tested; can't be proven; supported or refuted
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Prediction
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an edcucated guess about the outcome of a test
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Controlled variables
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constants
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Experimental variables
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independent or manipulated; plotted on Y axis
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Dependent variables
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responding; plotted on X axis
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Analysis
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consider the data compared to the hypothesis
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Scientific theory
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explaination of hypothesis proved wiht MANY experiments
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Scientific law
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describes what happens in nature without explaining it
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Technology
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applying science to solve practical problems
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SI of length
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meter
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A meter is ______ than a yard
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bigger
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SI of mass
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kilogram
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A kilogram is _______ than a pound
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bigger
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SI of volume
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liter or cm cubed
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A liter is ______ than a quart
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bigger
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SI of temperature
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kelvin
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Human body temperature
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22 degrees celcius
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Mega
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million; 10 to the 6th
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Giga
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billion; 10 to the 9th
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Micro
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millionth; 10 to the -6th
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Nano
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billionth; 10 to the -9th
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