| Rating | Solver | Clue |
|---|---|---|
| LITER | Metric capacity unit | |
| LITRE | Metric capacity unit | |
| METRE | Metric unit | |
| KILOMETER | Metric unit of length | |
| KILOGRAM | Metric unit of weight | |
| KILOMETRE | Metric unit of length | |
| TONNE | Metric unit of weight | |
| GRAM | Metric unit of mass | |
| HECTARE | Metric unit of land area | |
| CENTIMETRE | A metric unit of length | |
| PENTAMETER | A metric unit of length | |
| DECAGRAM | A metric unit of mass or weight | |