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B1 Ch 3 Lesson 1
Measurement
| Term | Definition |
|---|---|
| Complex | to have many parts. |
| Trend | the general direction that something tends to move |
| Sample | a portion of something that is used to represent the whole thing. |
| International System of Units(SI) | a system of units used by scientist to measure the properties of matter. |
| Mass | a measure of how much matter is in an object. |
| Mean | The numerical average of a set of data. |
| Volume | The amount of space that matter occupies |
| Weight | A measure of the force of gravity acting on an object. |
| Water Displacement | To calculate the volume of irregular shapes. |
| Density | The measurement of how much mass of a substance is contained in a given volume. |
| Length | The distance from one point to another. |
| Ruler | An instrument used to measure length. |
| Thermometer | An instrument used to measure temperature. |
| Balance | An instrument used to used measure mass. |
| Scale | An instrument used to measure weight. |
| Temperature | The degree or intensity of heat present in a substance or object. |
| Time | Measured as seconds, minutes, hours, days, years, etc. |
| Clocks and Watches | an instrument used to measure time. |
| Graduate | An instrument used to find the volume of a liquid. |
| V = L x W x H | To calculate the volume of regular shapes. |
| Meniscus | The curved upper surface of a liquid in a column of liquid. |
| Metric System | A system of measurement based on the number 10. |