| A | B |
| Inference | an attempt to explain scientific phenomena being investigated |
| Observation | Using all 5 senses and at times tools to gather informaiton about the scientific phenomena being investigated |
| Collaboration | Working with others to create or produce something such as an investigation or answer to a problem |
| Qualitative Data | Observations that include qualities or characteristics. |
| Quantitative | Observations that include numbers |
| Length | The measurement of something from end to end |
| Volume | The amount of space an object takes up |
| Mass | The amount of matter in an object |
| Density | How packed particles are in a substance or the amount of mass in a specific volume |
| Regular Object | An object whose volume can be calculated using a formula |
| Irregular Object | An object whose sides vary so much that its volume cannot be calculated using a formula |
| Meniscus | The downward curve at the surface of a liquid in a graduated cylinder |
| Triple Beam Balance | A device used to measure mass |
| Graduated Cylinder | A device used to precisely measure volume |
| Grams per Cubic Centimeter | The unit for density |
| Liter | The basic unit for the volume of liquids |
| Meter | The basic unit for length |
| Cubic Centimeters | The basic unit for the volume of a solid |
| Gram | The basic unit for mass |
| Milli | A metric prefix meaning 1/1000 |
| Centi | A metric prefix meaning 1/100 |
| Kilo | A metric prefix meaning 1000 times |
| Millimeter | 1/1000 of a meter |
| Milliliter | 1/1000 of a liter |
| Kilogram | 1000 grams |
| Centimeter | 1/100 of a meter |
| Formula for Density | Mass divided by volume. Symbol: The heart with the arrow running through it. |