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vocabulary
| Term | Definition |
|---|---|
| observation. | recognizingand noting some facts to gather information about the world. |
| quantitative and qualitative observations. | quantitative observations that use numbers. qualitative observations do not use numbers. |
| inference. | a possible explanation or guess about the observations. |
| prediction. | make a forecast. |
| classify. | group by similar charecteristicks. |
| communicate. | tell others what you know. |
| how big is a kilo? | 1000 |
| how big is a centi? | 1/100 |
| how big is a milli? | 1/1000 |