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Intro Unit
Test Friday 9/25
| Question | Answer |
|---|---|
| Density Formula | Density = Mass / Volume |
| Scientific Method | Steps to solve a problem in science (PRHEOC) |
| Independent Variable | Scientist chooses this to test |
| Dependent Variable | A type of data or observation |
| Control | The "normal group" |
| Constant | The part that remains the same |
| Matter | Any object that has mass and takes up space |
| Properties of Matter | Mass, weight, volume, density |
| Metric Units/System | Scientific units for measuring |
| Metric Prefixes | Kilo, Hecto, Deca, Basic, Deci, Centi, Milli |
| Mass | The amount of matter in an object |
| Triple Beam Balance | A balance using 3 masses on one side to equal out the object on the other to find its mass |
| Poises | The 3 parts you move on a triple beam balance |
| Weight | How much gravity is pulling you down |
| Moon Gravity | 1/6 of Earth's (original weight / 6) |
| Volume | How much space something takes up |
| 1 mL = | 1 cm3 |
| Rectangular Solid | An object with sides you can measure with a ruler |
| Graduated Cylinder | A tool used to measure the volume of an irregular solid |
| Meniscus | The bubble that forms on the surface of water |
| Beaker | A tool used for measuring large volumes of liquid (mL) |
| Overflow Can | A large tool used to measure volume of an irregular solid |
| Archimedes Principal | The amount of water displaced by an object is equal to the volume of the object |
| Basic Units | Liters, Meters, Grams |
| Volume Formula | Mass / Density = Volume |
| Archimedes | A philosopher who found that you can find the volume of an object by measuring its overflow and created Archimede's Principle |
| Density of Water | 1 g/mL |
| King Henry Dances Best Doing Cha-Cha Moves | Kilo, Hecto, Deka, Basic, Deci, Centi, Milli |