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Vocabulary
Scientific Tools and Measurement Notes
| Term | Definition |
|---|---|
| description | a statement that reports what has been observed |
| measurement | a description that includes a number and a unit |
| standard | same for everybody |
| SI Units | the modern metric system |
| prefixes | one or more letters added to the beginning of a SI unit to express a very large or small number. |
| scientific notation | a short way of representing very large or very small numbers |
| accuracy | a description of how close a measurement is to the true value of the quantity measured |
| precision | the exactness of a measurement |
| quantitative data | refers to the quantity or number of something |
| qualitative data | refers to a quality something has |