Science Mining

Question 1

vertical shaft dug deep

Answer 1

Underground

Question 2

clear-cut forests, blast away to expose resource

Answer 2

mountaintop removal

Question 3

collecting water in ponds

Answer 3

evaporation

Question 4

sifting in riverbed

Answer 4

placer

Question 5

large hole in ground and removing unwanted rock

Answer 5

open pit

Question 6

removing sections at a time

Answer 6

strip mining