look at something—
1. direct one’s gaze towards smth.:
- Look at this plant … its leaves all point to the north, as true as the magnet.
2. examine or consider smth. with attention and in detail:
- We must look at the question from all sides.
look on something—
1. (of a room, etc.) give a view of smth.; overlook smth. (also: look on to something):
- Breakfast is also served on the balcony terrace looking on the garden.
2. regard smth. as a particular kind of thing:
- Our religion looks on the soul of the poorest cotton-worker to be as precious as the soul of the wealthiest cotton-lord.