Given scientific fact as input, generate the question from this fact such that it can be answered from the input.

Example Input: Rainfall weather phenomenon increases the rate of weathering in rock and soil.
Example Output: What weather phenomenon increases the rate of weathering in rock and soil?

Example Input: In the tropics tradewinds are the prevailing winds called.
Example Output: In the tropics what are the prevailing winds called?

Example Input: Hydrometallurgy is the preferred method for separating late transition metals from their ores.
Example Output:
What is the preferred method for separating late transition metals from their ores?