When old mines are abandoned, the holes in the ground fill with ground water which accumulates in the holes rather than in the rock. what happens after a long period of time to the level of the water in the holes ? what can this water dissolve when it is soaking the rock which had the minerals which were being mined ?

What does a movement along the demand curve show

People make choices about how to use resources.

The great scientist alfred wegener proposed that continents have moved, while other scientists such as t. c.chamberlin argued against wegener. wegener's ideas eventually won, and are now widely accepted, because: a) wegener's ideas were more beautiful, and so were favored by the intellectual elite. b) wegener's ideas did a better job of predicting the results of new observations and experiments. c) wegener's ideas appealed to dead white european males, whereas chamberlin's didn't. d) wegener's ideas appalled dead white european males, and we all know that in this politically correct era, dead white european males cannot get a fair shake. e) wegener won the nobel prize.