Precipitation filling an underground void can create what?
clouds soils cavern electricity mountain rain rivers flooding
A B C D E F G H
Eventually, the sinkhole collapses into cavern.
Precipitation reaching any underground void can cause a cavern to form
Precipitation filling an underground void can create what? (A) clouds (B) soils (C) cavern (D) electricity (E) mountain (F) rain (G) rivers (H) flooding