| A | B |
|---|
| science | process of trying to understand the world around you |
| technology | application of what learned through science |
| inference | explanation based on observation |
| hypothesis | educated guess or solution to a problem |
| constant | things kept the same in an experiment |
| variable | parts of an experiment that change |
| independent variable | changed by the scientist, is the "cause" |
| dependent variable | the results or "effect" of an experiment |
| theory | explanation backed by results of many tests |
| scientific law | well-tested description of nature |
| state the problem | first step of scientific method |
| analyze | second step of scientific method |
| form a hypothesis | third step of scientific method |
| test the hypothesis or experiment | fourth step of scientific method |
| draw a conclusion | fifth step of scientific method |
| controlled experiment | has many trials, many controls, and only one variable (independent) |
| control group | trial of an experiment that does not have the indep. variable |
| informed consent | agree to participate, knowing risks and benfits |
| first aid | emergency medical care for someone who has been hurt |
| ethics | not intentionally subjecting any living thing to danger |
| skepticism | questioning accepted ideas |
| observing | using your senses to gather information |
| quantitative observation | deals with numbers or amounts |
| qualitative observation | deals with descriptions not expressed in numbers |
| classifying | grouping items by similarities |
| evaluating | comparing observations and data, then come to a conclusion |
| model | representation of complex objects or processes |
| estimation | approximation or guess of a quantitative observation |
| accuracy | how close to true value a measurement is |
| precision | how close a group of measurements are to each other |
| significant figures | communicate how precise a measurement is |
| mean | average |
| median | middle number in a set |
| mode | the number that appears most often in a data set |
| range | the difference between highest and lowest value in a data set |
| anomalous data | data that does not fit with the rest of the data set |
| observational research | research that observes an event without interferring or controlling it |
| opinion-based research | gathering information through surveys or interviews |
