Question
Answer the following about every-day inventions that were pioneered by African-Americans. For 10 points each:
[10e] Garrett Morgan is credited with inventing the “two-way” form of these signaling devices whose three red, yellow, and green colors often control the flow of vehicles at intersections.
ANSWER: traffic lights [accept traffic signals; accept stop lights; accept robots from South Africas]
[10m] Along with her husband, Marie Van Brittan Brown received the first patent for an invention which provides this service. ADT and Vivint are companies which provide this service.
ANSWER: home security
[10h] Albert T. Marshall patented the first mechanical examples of these devices, which are made up of a compressor, condenser, evaporator, and expansion device.
ANSWER: refrigerators [accept fridges]
<Other Academic - Other Academic>
Data
| Team | Opponent | Part 1 | Part 2 | Part 3 | Total |
|---|---|---|---|---|---|
| BASIS-Independent Brooklyn | Trinity B | 10 | 10 | 0 | 20 |
| Downingtown STEM | moving finger A | 10 | 10 | 0 | 20 |
| East Brunswick A | Hunter A | 10 | 0 | 10 | 20 |
| Eastchester | Hastings A | 10 | 0 | 0 | 10 |
| Hunter B | Great Valley | 10 | 0 | 0 | 10 |
| Mather B | North Babylon A | 10 | 10 | 0 | 20 |
| Mather C | Hastings B | 10 | 10 | 0 | 20 |
| Stuyvesant A | Mather A | 10 | 0 | 0 | 10 |
| Trinity A | moving finger C | 10 | 10 | 0 | 20 |
| moving finger B | Stuyvesant B | 10 | 10 | 0 | 20 |
Summary
| Tournament | Edition | Exact Match? | Heard | PPB | Easy % | Medium % | Hard % |
|---|---|---|---|---|---|---|---|
| Snowball Fight 2 | 1/11/2025 | N | 3 | 23.33 | 100% | 67% | 67% |
| 2024 FARSI @ Columbia | 12/08/2024 | Y | 10 | 17.00 | 100% | 60% | 10% |