Statements (14)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
Pendulum
|
| gptkbp:feature |
compensates for temperature changes
contains mercury in the bob |
| gptkbp:firstDescribed |
18th century
|
| https://www.w3.org/2000/01/rdf-schema#label |
Mercury Pendulum
|
| gptkbp:inventedBy |
gptkb:Alexander_Forbes_Irvine
|
| gptkbp:relatedTo |
gptkb:gridiron_pendulum
temperature compensation |
| gptkbp:usedFor |
determining the length of a seconds pendulum
measuring gravity |
| gptkbp:usedIn |
scientific experiments
precision clocks |
| gptkbp:bfsParent |
gptkb:Buhl_Planetarium
|
| gptkbp:bfsLayer |
6
|