Packet 10: Bonus 2
Dinorwig Power Station, sometimes referred to as “Britain’s largest battery,” uses this substance for energy storage. For 10 points each:
[10e] Name this substance which can be pumped into a reservoir and released through turbines by a dam to generate power.
ANSWER: water [or H 2 O]
[10h] These devices, which may use magnetic bearings to reduce friction, can be used for energy storage by rotating them at very fast speeds to store rotational energy.
ANSWER: flywheels [accept flywheel energy storage]
[10m] Power storage in cars often uses sulfuric acid in a type of rechargeable battery known as “[this metal]-acid” batteries.
ANSWER: lead [or Pb; accept lead-acid battery]
<Other Science — Sam Macchi> | SHOW-ME Four Packet 10
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 18 | 12.78 | 100% | 22% | 6% |
Conversion
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| Rube Goldberg XIX | 11/20/2025 | ✓ | 15 | 12.00 | 100% | 13% | 7% |
| SHOW-ME Four Nationwide HS | 11/20/2025 | ✓ | 2 | 15.00 | 100% | 50% | 0% |
| SPOOKY IX | 11/20/2025 | ✓ | 1 | 20.00 | 100% | 100% | 0% |