Sandglass

GPTKB entity

Statements (34)
Predicate Object
gptkbp:instanceOf Timekeeping device
gptkbp:alsoKnownAs gptkb:Hourglass
gptkb:Sand_timer
gptkbp:category scientific instrument
symbol
ruins
gptkbp:depictedIn gptkb:art
gptkb:literature
Emojis
gptkbp:duration Varies (seconds to hours)
gptkbp:emoji

gptkbp:function Measures passage of time
https://www.w3.org/2000/01/rdf-schema#label Sandglass
gptkbp:material gptkb:glass
wood
Metal
Sand
gptkbp:mechanismOfAction Sand flows from upper bulb to lower bulb
gptkbp:originatedIn Ancient times
gptkbp:relatedTo Mechanical clock
Water clock
gptkbp:shape Two connected glass bulbs
gptkbp:symbolizes Patience
Mortality
Passage of time
gptkbp:usedFor Education
Games
Cooking
Decoration
Timing events
gptkbp:bfsParent gptkb:SBS
gptkb:Lee_Jung-jae
gptkbp:bfsLayer 5