Chapter 1 Vocab Flashcards
GPS
Global Positioning System, a radio system that uses signals from satellites to tell you where you are and to give you directions to other places
Hygrometer
An instrument that measures the percentage of water vapor in the air
Bias
Personal opinion that may affect experiment results; prejudice in favor of or against one thing, person, or group compared with another, usually unfair
Ethics
Deals with moral values about what is good or bad; a system of moral principals. These problems cannot be solved using scientific method
Scientific Law
A rule that describes the behavior of something in nature, usually without explaining why the behavior occurs. Stands the test of time, often without change confirmed over and over
Control
A standard to which results can be compared; the same experiment done with the same variables, except it omits the independent variable
Variable
Different factors that can change in an experiment; something that can change or “vary” in a situation
Constant
Variables that do not change in an experiment
Transferable technology
Technology that can be applied to new situations, other than what it was originally designed for.
Technology
Use of scientific discoveries for practical purposes such as making pottery or extracting metals from rocks, use of knowledge to make products or tools.
Thermometer
An instrument that measures temperature.
Conclusion
Summarizes the test, tells the whether the hypothesis was correct or not; A judgment or decision reached by reasoning; The result or outcome of the tests
Weather Bureau
Formerly an agency responsible for gathering and interpreting data for weather study and forecasts. It was renamed the National Weather Service in 1970 when it became part of the National Oceanic & Atmosphere Administration (NOAA)
Scientific theory
An explanation or model backed by results obtained from many tests or experiments; uses many observations and has loads of experimental evidence
Anemometer
An instrument that measures wind speed