| Term | Definition |
|---|
| observation | gathering of information, making measurements, using all 5 senses |
| qualitative observation | descriptions that do not use numbers; they describe qualities |
| quantitative observation | descriptions that use numbers; often made using tools |
| inference | reasonable conclusion, not an observation; explains or interprets observations |
| hypothesis | a well educated guess, testable explanation |
| variable | a factor that changes in an experiment |
| scientific method | a series of steps used to explain why things happen; logical step-by-step manor |
| model | representation of an object or process |
| structure | something built by people; building, tennis court, sign |
| boundaries | limits, edges, or borders of an area |
| map | a drawing of an area, usually as though you were looking straight down |
| cartographer | person who makes maps |
| grid | network of vertical and horizontal lines that form squares |
| map key | explanation of symbols on a map |
| bird's eye view | a view of the Earth's surface looking downward from a height |
| scale | a ration, fraction or graphic ruler that shows the relationship between the size on a map and size in real world |
| surveyor | a person who gathers information on the sizes, shapes, and positions of land features |
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