1)
What are "Mifleshei Av"?
1.
Rashi: The exposure of a cloud. This is like Mavuy Mefulash (open on both ends). I.e. the length and width of clouds.
2.
Ibn Ezra: This is like "Pales Magal Raglecha" - as if they weigh evenly on a scale.
3.
Malbim: Things above the clouds in the heights of Shamayim.
2)
What are "Mifle'os Temim De'im"?
1.
Malbim: Wonders above tangible nature. How can you know them, if you do not understand natural laws?
