Rangarira ndima iri pasi apa uye ipapo pindura mubvunzo gare gare mumutauro mumwe chetewo sechikamu:  Passage: Johannes Wilhelm "Hans" Geiger (; German: [ˈɡaɪɡɐ]; 30 September 1882 <unk> 24 September 1945) aiva nyanzvi yefizikisi yokuGermany. Anonyanya kuzivikanwa somumwe wevakagadzira chinhu chinoshandiswa pakuongorora zvinhu chinonzi Geiger counter uye kuedza kwaGeiger<unk>Marsden uko kwakawana chinhu chinonzi atomic nucleus. Akanga ari munun'una wamazvikokota wemamiriro okunze uye wezvemamiriro okunze Rudolf Geiger.  Mubvunzo: Ndiani akawana nyukireya yeatomu?
Johannes Wilhelm "Hans" Geiger