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| Highscores (73 registered players) | ||||
|---|---|---|---|---|
| Member | Score | Time | Date | |
| 1 | Jonas | 100% | 0:08.1 min. | 9 Sep, '11 |
| 2 | itsasbeltza | 100% | 0:08.9 min. | 14 May, '21 |
| 3 | SharifProvoste | 100% | 0:08.9 min. | 2 Jul, '11 |
| 4 | bix21 | 100% | 0:09.4 min. | 29 Apr, '11 |
| 5 | Rumpleteazer | 100% | 0:10.2 min. | 2 May, '21 |
| 6 | Lenutza | 100% | 0:10.2 min. | 3 May, '11 |
| 7 | For what its worth. | 100% | 0:10.6 min. | 30 Nov, '14 |
| 8 | LakeT422 | 100% | 0:10.6 min. | 29 May, '11 |
| 9 | joc3942 | 100% | 0:10.8 min. | 23 Nov, '13 |
| 10 | Atlee Anderson | 100% | 0:11.2 min. | 7 Dec, '21 |
| 11 | zoel | 100% | 0:11.3 min. | 10 Sep, '11 |
| 12 | BoboLo | 100% | 0:11.6 min. | 9 Jul, '11 |
| 13 | chewymarley | 100% | 0:11.6 min. | 3 May, '11 |
| 14 | garyrobk | 100% | 0:11.8 min. | 10 Sep, '11 |
| 15 | ∞Times Infinity∞ | 100% | 0:12.2 min. | 27 Mar, '18 |
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This is an online quiz called Mohs Scale
There is a printable worksheet available for download here so you can take the quiz with pen and paper.
Created by Friedrich Mohs in 1812, this scale compares the relative hardness of minerals. If one type of mineral can scratch another, it is assigned a number higher than that of the other. The scale ranges from 1 (Talc) to 10 (Diamond).
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