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Making Measurements
| Question | Answer |
|---|---|
| What is volume? | the measure of the amount of space something takes up |
| What is mass? | describes how much matter is in a substance/object |
| What is matter? | Anything that has mass and volume |
| What is density? | the amount of matter packed into a space (amount of mass per unit of volume) |
| What is a physical property? | a characterisic or feature of matter |
| What is a characterisitic property? | a physical or chemical property that does not change regardless of the amount |
| which units are commonly used to describe volume? | mL, L, kL |
| Which units are commonly used to describe mass? | g, mg, kg |
| Which units are commonly used to describe length/distance? | mm, cm, m, km |
| What instrument(s) are often used to measure liquid volume? | graduated cylinder, beaker, flask |
| What formula should be used to measure the volume of a regularly-shaped object? | Length x width x height |
| What method should be used to measure a small, irregularly-shaped object? | water displacement |
| Finish this statement: the volume displaced by an object is equal to _______ | the object's volume |
| 1 cubic centimeter is equal to ____ mL | one mL |
| units used to describe the volume of solid objects | cubic units (cubic centimeters or cubic meters) |
| what should you do first when using a triple beam balance? | calibrate the balance ("zero" it) |
| You place 40 mL of water into a graduated cylinder. Then, you put an object into the g.c. The volume rises to 59 mL. What is the volume of the object? | 19 cm3 |
| you measure the length of the classroom floor. It is 10 meters and 54 centimeters. Describe its length in meters only. | 10.54 meters |
| Liquids with the following densities were poured into a container: water (1g/mL), rubbing alcohol (.80 g/mL), mercury (13.9 |