'Touch' in the Bible

So the Lord says, By this you may be certain that I am the Lord; see, by the touch of this rod in my hand the waters of the Nile will be turned to blood;

And they did so; and Aaron, stretching out the rod in his hand, gave a touch to the dust of the earth, and insects came on man and on beast; all the dust of the earth was changed into insects through all the land of Egypt.

And if you make me an altar of stone do not make it of cut stones: for the touch of an instrument will make it unclean.

Give orders to the children of Israel to put outside the tent-circle every leper, and anyone who has any sort of flow from his body, and anyone who is unclean from the touch of the dead;

At whose look the earth is shaking; at whose touch the mountains send out smoke.

And if it is planted will it do well? will it not become quite dry at the touch of the east wind, drying up in the bed where it was planted?

Then a hand gave me a touch, awaking me, and putting me on my knees and my hands.

For the Lord, the God of armies, is he at whose touch the land is turned to water, and everyone in it will be given up to sorrow; all of it will be overflowing like the River, and will go down again like the River of Egypt;

Then Haggai said, Will any of these be made unclean by the touch of one who is unclean through touching a dead body? And the priests answering said, It will be made unclean.