Pūtaiao

irahiko

electron

tūingoa

WHAKAMĀRAMA

He wāhanga o tētahi ngota. He whana tōraro (–) tō te irahiko, ā, e amio haere ana i waho i te karihi o te ngota. He whana-kore te ngota nā te mea he ōrite te maha o ngā irahiko me te maha o ngā iraoho kei roto i te karihi. He tino ririki rawa atu te papatipu o te irahiko.

This is part of an atom. It has a negative charge and orbits around the nucleus of the atom. An atom is neutral because the number of electrons is equal to the number of protons in the nucleus. An electron has negligible mass.

Tauira KŌrero

E hia ngā irahiko o te ngota hauota?

Hoahoatia te amio haere o ngā irahiko i te karihi o te ngota.

Ki te ngaro he irahiko o tētahi ngota, ka kīia he katote whana tōrunga (+).

WhakamĀrama Āpitihanga

He hoahoa tēnei o tētahi ngota konutai (Na). E kitea ana te noho mai o ngā irahiko ki ētahi whaitua irahiko e toru. He pēnei te hanga o ngā momo ngota katoa. Mō te ngota konutai (Na) e hoahoatia nei, e rua ngā irahiko e nukunuku ana i te whaitua tuatahi. E waru i te whaitua tuarua, kotahi i te whaitua tuatoru:

whakaahua arinui 

Ko ngā irahiko kei te whaitua waho o te ngota, ka kīia ērā ko ngā irahiko hohe. Mā ngā irahiko hohe e hono tahi ai ngā ngota o tētahi matū.

Takenga Mai

ira - freckle, mole

hiko - electricity

Tauira KŌrero

E hia ngā irahiko o te ngota hauota?

Hoahoatia te amio haere o ngā irahiko i te karihi o te ngota.

Ki te ngaro he irahiko o tētahi ngota, ka kīia he katote whana tōrunga (+).

WhakamĀrama Āpitihanga