Meaning of 浅い in Japanese

"It's still shallow, eh. My feet still touch the bottom." "It's quite a shallow beach. Yotsuba, you can still touch the bottom can't you?"

When people are being put into a hypnotic state for the first time I often, after placing them in a very light hypnotic state, wake them and ask them to compare their wakening state to that when hypnotised.

He has little experience in teaching.

He leaped over the shallow ditch.

He is still green at the job.

The stout man leaped over the shallow ditch and stumbled.

We haven't known each other long.

The curriculum of this school is wide and shallow.