Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Kupfuura: Newton akanga ane mwero zvikuru pamusoro pezvaakawana, achinyora mutsamba kuna Robert Hooke muna February 1676:  Mubvunzo: Varume vaviri ava vakataurirana nezvei?
kunyora tsamba