| A | B |
| Independent Variable | This is what you change and test |
| Volume | The amount of space something takes up |
| Qualitative Observations | Information collected using your senses |
| Hypothesis | An educated guess |
| Mass | The amount of matter in an object |
| Meter | Base unit for measuring length or distance |
| Dependent Variable | This is what happened because of what you changed |
| Procedure | Directions or steps for performing an experiment |
| Liter | Base unit for measuring volume |
| Gram | Base unit for measuring mass |
| Inference | An explanation of an observation |
| Suspect | person thought to be capable of committing a crime |
| Fingerprints | Can be classified as arches, loops or whorls |
| Crime Scene | The original location of a crime or accident |
| Alibi | Statement of where a suspect was at the time of a crime |