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

Input: Consider Input: Low specific heat does a metal spoon heat up quickly when placed in a hot drink.

Output: Why does a metal spoon heat up quickly when placed in a hot drink?


Input: Consider Input: Amount of salt are aquatic biomes often classified.

Output: How are aquatic biomes often classified?


Input: Consider Input: Supercontinents have formed at least five many times in earth history.
Output: Supercontinents have formed at least how many times in earth history?