Packet 9: Bonus 10
The TOPEX/Poseidon mission created a global map of the ocean surface using the “sea surface” type of this technique. For 10 points each:
[10h] Name this technique used to detect elevation. On airplanes, it may be performed by namesake devices that measure the time it takes for radio waves to reflect off the ground.
ANSWER: altimetry [accept altimeters; prompt on radar]
[10e] Another type of altimeter used on aircraft calculates elevation using differences in this quantity measured by a barometer. This quantity can be measured in bars or atmospheres.
ANSWER: atmospheric pressure [or air pressure or barometric pressure]
[10m] This type of map represents elevation using contour lines. USGS quadrangles are an example of this type of map often used by hikers to plan their routes.
ANSWER: topographic map [accept word forms like topographical]
<Earth Science — June Yin> | SHOW-ME Four Packet 9
| Heard | PPB | E % | M % | H % |
|---|---|---|---|---|
| 26 | 16.92 | 96% | 69% | 4% |
Conversion
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total | Parts |
|---|---|---|---|---|---|---|
| Franklin Road Academy | USN A | 0 | 10 | 10 | 20 | EM |
| Merrol Hyde B | Harpeth Hall | 0 | 10 | 10 | 20 | EM |
| Owensboro | USN C | 0 | 10 | 10 | 20 | EM |
| Portland High | Athens Bible School | 0 | 10 | 10 | 20 | EM |
| USN B | Merrol Hyde A | 0 | 10 | 10 | 20 | EM |
Summary
| Tournament | Edition | Match | Heard | PPB | E % | M % | H % |
|---|---|---|---|---|---|---|---|
| Rube Goldberg XIX | 11/20/2025 | ✓ | 16 | 16.88 | 94% | 69% | 6% |
| SHOW-ME Four Nationwide HS | 11/20/2025 | ✓ | 5 | 14.00 | 100% | 40% | 0% |
| SPOOKY IX | 11/20/2025 | ✓ | 5 | 20.00 | 100% | 100% | 0% |