Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Timekeeping device
|
| gptkbp:alternativeName |
gptkb:Sandglass
gptkb:Hourglass gptkb:Sand_timer |
| gptkbp:hasComponent |
Sand
Narrow passage Glass bulbs |
| https://www.w3.org/2000/01/rdf-schema#label |
Sand clock
|
| gptkbp:material |
gptkb:glass
wood Plastic Sand |
| gptkbp:measures |
Fixed time intervals
|
| gptkbp:operates |
Sand flow
|
| gptkbp:originatedIn |
Ancient times
|
| gptkbp:shape |
Figure-eight
|
| gptkbp:subclassOf |
gptkb:Hourglass
|
| gptkbp:usedFor |
Measuring time
|
| gptkbp:usedIn |
Education
Games Cooking |
| gptkbp:bfsParent |
gptkb:Sand_timer
|
| gptkbp:bfsLayer |
7
|