skos:altLabel | - isochronous
- pendulum
- pendant
- Isochronism of the pendulum
- Pendulum instrument
- Pendulum#1656:_The_pendulum_clock
- Pendulum#Compound pendulum
- Pendulum#Coupled pendulums
- Pendulum#Mercury pendulum
- Pendulum#Torture device
- circular error
- clock pendulums
- compound pendulum
- damped pendulum
- gravity pendulum
- law of the pendulum
- measure the strength of Earth's gravity
- mercury pendulum
- pendula
- pendulous
- pendulum swinging weight
- pendulum's period
- pendulums
- simple pendulum
- undamped pendulum
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