So it's het moment?
Whenever you want to know the article of a word, just type it on search bar and... Voila
http://www.welklidwoord.nl/, this page is really helpful!
it sounds like he says: "die momenten" instead of "de momenten"
Still does, two years later.
It would be nice when being introduced new vocabulary, if the singular form were preferred so that we can also learn the correct definite article without having to use an outside reference.
Synonymous with ogenblik?