He ture pūtaiao tēnei i tūhuratia e Tā Isaac Niutana i te rautau 17, e mea ana:
A scientific law which was investigated by Sir Isaac Newton in the 17th century which states:
He aha tētahi whakamātau hei tūhura i te ture neke tuatahi a Niutana?
Tirohia te ipurangi ka kimi ai i tētahi ataata e whakaatu ana i te ture neke tuatahi a Niutana.
E rua ngā wāhanga o te ture neke tuatahi a Niutana.