| A | B |
| The process of asking questions and searching for answers | inquiry |
| A careful way of looking for something | investigation |
| An object or device used to perform a task | tool |
| Organized ways to answer questions and solve problems | scientific methods |
| A possible answer to a question; an educated guess | hypothesis |
| observations and facts gained from experiments | evidence & data |
| Describes objects that have length, width, & height | three-dimensional |
| Describes objects that only have length & width | two-dimensional |
| These are used to show data from your experiment | table, chart, or graph |
| A conclusion drawn from data ands observation | inference |
| Objects or ideas that represent other things | models |
| encyclopedias, books, magazines, and the Internet; used for research | reference materials |
| tests run to prove answers to questions | experiments |
| using your senses to come up with facts | observations |
| a set of step-by-step instructions for how to perform a test | procedure |
| variable in an experiment that you change | independent |
| Each time you test something in an experiment | trial |
| variables in an experiment that stay the same | controlled variables |
| variable in an experiment that you are trying to measure | dependent |