| A | B |
| Inference | to make a conclusion based on observations |
| Model | small object, usually built to scale that represents (in detail) another larger object |
| Theory | an idea based on the best evidence |
| Bias | when someone already has an idea about something |
| Liter | the standard metric unit of liquid volume |
| Gram | the standard metric unit of mass |
| Variable | part of an experiment that can be changed or manipulated |
| Procedure | steps taken to conduct an experiment |
| Data Table | way to collect information about an experiment |
| Trial | one time an experiment is run |