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Nothing is more powerful for your future than being a gatherer of good ideas and information. That's called doing your homework.

PINAGMUMULANG NG LIWANAG (SOURCES OF LIGTH)

Pinagmumulan ng liwanag:buwan


Pinagmumulan ng liwanag:araw

Pinagmumulan ng liwanag:bulb


Pinagmumulan ng liwanag:apoy


Pinagmumulan ng liwanag:kandila

Pinagmumulan ng liwanag:posporo

Pinagmumulan ng liwanag:lampara

Pinagmumulan ng liwanag:bituin