<prompt> Bheka isigaba esingezansi bese uphendula umbuzo kamuva ngolimi olufanayo nesigaba: Isigaba: UNewton wayenesizotha ngokufeza kwakhe, ebhala encwadini eya kuRobert Hooke ngoFebhuwari 1676: Umbuzo: Luhlobo luni lokuxhumana olwenzeka phakathi kwala madoda amabili?  <response>: ngokubhala incwadi 