Statements (59)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
scientific instrument
|
| gptkbp:component |
gptkb:foundation
housing pivot compass rose magnetized needle |
| gptkbp:firstUsedFor |
gptkb:prophecy
navigation at sea geomancy |
| gptkbp:hasUnit |
degrees
mils |
| https://www.w3.org/2000/01/rdf-schema#label |
Compass
|
| gptkbp:improves |
Islamic scholars
European mariners |
| gptkbp:inventedBy |
gptkb:China
11th century |
| gptkbp:marking |
east
graduations north south west azimuth bearing intercardinal directions |
| gptkbp:material |
gptkb:glass
gptkb:plastic brass magnetite steel needle |
| gptkbp:operates |
aligning with Earth's magnetic field
|
| gptkbp:pointsTo |
magnetic north
|
| gptkbp:relatedTo |
gptkb:explorer
gptkb:navigation gptkb:orienteering Earth's magnetic field cartography geography magnetism surveying |
| gptkbp:shows |
gptkb:navigation
cardinal directions |
| gptkbp:type |
digital compass
baseplate compass bearing compass dry compass gyrocompass lensatic compass liquid compass magnetic compass prismatic compass thumb compass |
| gptkbp:usedBy |
gptkb:explorer
hikers surveyors mariners |
| gptkbp:usedFor |
gptkb:navigation
orientation |
| gptkbp:bfsParent |
gptkb:human
|
| gptkbp:bfsLayer |
3
|