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Gabby Science (8/14)
Question | Answer |
---|---|
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 |