Packet 5: Bonus 16
A scale, measuring this quantity, was inspired by relativistic observations made by Theophrastus and Pliny the Elder. For 10 points each:
[10e] Name this quantity measured by the Vickers scale, which was preceded by the Mohs scale that placed diamond at 10.
ANSWER: mineral hardness [or Mohs hardness scale or Vickers hardness scale]
[10m] This property is defined as the tendency to split along namesake planes in the mineral’s crystal structure.
ANSWER: cleavage [or cleavage planes]
[10h] Thomas Turner invented these handheld devices that work by applying a controlled force to a material, and then measuring the resulting indentation to determine hardness.
ANSWER: sclerometers [accept Turner-sclerometer]
<Science - Other, Spencer Manning> | VAULT II Packet 05
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 37 | 14.32 | 100% | 41% | 3% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Bella Vista | Northern | 10 | 0 | 0 | 10 | E |
| Cheese Sandwich | Abbey Park | 10 | 10 | 0 | 20 | EM |
| Glebe | Burlington Trojans | 10 | 0 | 0 | 10 | E |
| Renert | Martingrove | 10 | 0 | 0 | 10 | E |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| VAULT II at Georgia Tech | 2026-01-24 | ✕ | 6 | 20.00 | 100% | 83% | 17% |
| Triangle Cup | 2026-03-13 | ✓ | 2 | 15.00 | 100% | 50% | 0% |
| VAULT II at Eden Prairie HS | 2026-03-13 | ✓ | 3 | 20.00 | 100% | 100% | 0% |
| VAULT II at McGill | 2026-03-13 | ✓ | 4 | 12.50 | 100% | 25% | 0% |
| VAULT II at UCSB | 2026-03-13 | ✓ | 4 | 17.50 | 100% | 75% | 0% |
| VAULT II Northern UK | 2026-04-24 | ✓ | 3 | 10.00 | 100% | 0% | 0% |
| VAULT II Southern UK | 2026-04-24 | ✓ | 4 | 12.50 | 100% | 25% | 0% |
| VAULT II at Harvard | 2026-04-30 | ✓ | 4 | 10.00 | 100% | 0% | 0% |
| VAULT II at MINT | 2026-06-19 | ✓ | 5 | 16.00 | 100% | 40% | 20% |
| VAULT II Stanford Online | 2026-07-17 | ✓ | 8 | 15.00 | 100% | 50% | 0% |