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Welcome to PAEKUPU, words related to Te Marautanga o Aotearoa. Curriculum areas presently available on PAEKUPU: Toi Ataata, Te Reo Matatini, Puoro, Te Reo Pāngarau, Te Reo Pūtaiao, Ngā Mahi a te Rēhia
 
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Te Reo Pūtaiao

horo iraruke

radioactive decay

tūingoa

WHAKAMĀRAMA

Ko te panoni ohorere o ngā karihi o ngā ngota o tētahi matū. Ka puta he pūngao hihi hei korakora ārepa, hei korakora peta, hei hihinga kama rānei.

Spontaneous change of the nuclei of the atoms in a particular substance. Energy is radiated as alpha or beta particles, or in the form of gamma radiation.

Tauira KŌrero

He aha ētahi o ngā pūmotu he tino kaha nei te horo iraruke?

Rārangihia mai ngā whakamahinga whaihua o te horo iraruke, me ngā whakamahinga kino.

Whakamahia ai he tukanga horo iraruke i rō hohipera hei rongoā mō te mate pukupuku, i ngā pūrere tirotiro ki roto i te tinana hoki.

WhakamĀrama Āpitihanga

Ko te wā e horo ai te haurua o ngā ngota o tētahi matū iraruke, ka kīia ko te ora haurua o taua matū. He tino roa te ora haurua o ētahi kanoirite - he wā roa kia horo katoa ēnei matū, he tino poto ētahi - he poto te wā kia horo katoa ēnei matū. Hei tauira:

te kanoiritetōna ora haurua
konukarihi 2384,460,000,000 tau
waro 145,730 tau
konukurahina 605.27 tau
waro 152.5 hākona
waro 220.00062 hākona
waro 210.0000000003 hākona

 

Takenga Mai

horo - fall off, waste away

iraruke - radioactive

Tauira KŌrero

He aha ētahi o ngā pūmotu he tino kaha nei te horo iraruke?

Rārangihia mai ngā whakamahinga whaihua o te horo iraruke, me ngā whakamahinga kino.

Whakamahia ai he tukanga horo iraruke i rō hohipera hei rongoā mō te mate pukupuku, i ngā pūrere tirotiro ki roto i te tinana hoki.

WhakamĀrama Āpitihanga