Packet 13: Bonus 14
This process is central to the Super Sandwich technique that was developed by Thailand’s king Rama IX to promote agricultural output. For 10 points each:
[10m] Silver iodide and dry ice are commonly used as condensation nuclei to induce freezing and promote crystallization in what process that causes precipitation?
ANSWER: cloud seeding [prompt on seeding; prompt on nucleation; prompt on general descriptions of causing precipitation such as making it rain]
[10e] Cloud seeding reduces the size of this form of destructive precipitation, which falls to the ground in the form of ice pellets.
ANSWER: hail [accept hailstones]
[10h] Alongside Schaefer and Kurt Vonnegut’s brother Bernard, this scientist discovered common condensation nuclei while working for GE. This scientist’s namesake adsorption model was extended to multiple layers by BET theory.
ANSWER: Irving Langmuir [accept Langmuir adsorption model]
<Science - Other, Spencer Manning> | VAULT II Packet 13 (Finals 1)
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 6 | 20.00 | 100% | 67% | 33% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Lexington A | Belmont A | 10 | 10 | 10 | 30 | MEH |
| Lexington B | Mansfield A | 10 | 10 | 0 | 20 | ME |
| Waltham A | Belmont B | 0 | 10 | 0 | 10 | E |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| VAULT II at UCSB | 2026-03-13 | ✓ | 1 | 20.00 | 100% | 100% | 0% |
| VAULT II Northern UK | 2026-04-24 | ✓ | 1 | 10.00 | 100% | 0% | 0% |
| VAULT II at Harvard | 2026-04-30 | ✓ | 3 | 20.00 | 100% | 67% | 33% |
| VAULT II Stanford Online | 2026-07-17 | ✓ | 1 | 30.00 | 100% | 100% | 100% |