motion (physics) 2 [vynechat] pohyb (fyzika) 2 [vynechat] arithmetic 1 [vynechat] aritmetika 1 [vynechat] celestial mechanics 1 [vynechat] force 1 [vynechat] fyzika 1 [vynechat] fyzikálne veličiny 1 [vynechat] mechanics 1 [vynechat] mechanika 1 [vynechat] nebeská mechanika 1 [vynechat] physical quantities 1 [vynechat] physics 1 [vynechat] sila 1 [vynechat]