| A | B |
| Scientific units when measuring distance | meter, centimeters, millimeters & kilometers |
| Scientific units when measuring mass | grams, milligrams, kilograms |
| Scientific units when measuring volume | liters, milliliters |
| Scientific unit when measuring temperature | Celsius |
| When measuring precisely | quantitative observation |
| Qualities are described without using measurements | qualitative observation |
| Using evidence, logic, and reasoning | inference |
| the curved upper surface of a liquid in a tube. | meniscus |
| Scientific tool for measuring distance | meterstick |
| Scientific tool for precisely measuring volume of a fluid | graduated cylinder |