力学 りきがく てきエネルギーじゃありませんでした
rikigakuteki enerugiijārimasendeshita

Noun
Desu Copula

The polite, past negative form of 力学的エネルギー

1. Was not mechanical energy.; Wasn't mechanical energy.

Past/Perfective
Negative
Polite
Terminal Form
Physics