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Gabby Science (8/14)

inference interpretation based on observations and prior knowledge
waft cause smooth and gentle movements through the air(waving a hand)
contaminate to make something impure or unsuitable by exposure to something unclean
hazardous involving risk or exposing one to risk, loss, or harm
flammable capable of being set on fire (combustible)
corrosive capable of destroying or eating away by chemical action (ex. as with acid)
data facts, figures, and other evidence gatherd through observations
scientific theory a well-tested concept that explians a wide range of observations
manipulated variable the one factor that a scientist changes during an experiment (independent variable)
variable A factor that can be changed in an experiment
predicting the process of forecasting what will happen in the future based on past experiences or evidence
responding variable the factor that changes as a result to changes made to the independent variable (dependent variable)
hypothesis a possible explanation for a set of observations or an answer to a scientific question (must be testable)
observing the process of using one or mores of your senses to gather information
False statement You will always get data to support your hypothesis if you perform the experiment enough times
Also false statement We can change multiple variables in our experiment and still get valuable data to support our hypothesis
True statement A hypothesis should be revied and changed if your test results do not porve it correct
scientific law a statement that describes what scientists expect to happen every time under a particular set of conditions
controlled experiment an experiment in which only one variable is manipulated at a time
scientific inquiry the process of making scientific discoveries by studying the natural world and proposing evidence-based explanations
Created by: gavin.gray