Translation of "effectively" into Indonesian

I hear that studying in the morning is more effective. Studying one hour in the morning is as good as three hours at night.

Saya dengar bahwa belajar di pagi hari lebih efektif. Belajar satu jam di pagi hari sama baiknya dengan belajar tiga jam di malam hari.

It's actually just a wadded up napkin but, uh, has the same psychological effect.

Itu sebenarnya hanya gumpalan tisu tapi, eh, memiliki efek psikologis yang sama.

Pictures are also effectively used as aids in teaching.

Gambar juga digunakan secara efektif sebagai sarana dalam mengajar.