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PS unit 1
Level 1 terms/definition
| Term | Definition |
|---|---|
| Accuracy | A measure of how close a measurement is to the "true" value |
| Volume | Describes the amount of space an object takes up |
| Mass | A measure of the amount of matter in a substance |
| Length | Describes the distance between two points |
| Time | Describes a way of measuring an event’s progress |
| Temperature | Describes a measure of the average energy of motion of the particles |
| Balance | An object used to measure mass |
| Graduated Cylinder | A long, cylindrical object used to measure volume |
| Meter stick | An object used to measure distance that uses the metric system |
| Thermometer | Describes an object used to measure and indicate temperature. Different types are used- alcohol and mercury based. |
| Metric System | The universally accepted method for taking measurements in science |
| SI Units | The standard scientific unit that is used for a measurable quantity |