For a surface storm system to intensify, the upper trough of low pressure must be located to the of the surface low.

helen told me that she hoped i had enjoyed myself.

water: cools down faster, heats up faster, idk the last one

land: cools down slower, heats up slower, idk the last one

edit: if anything i answer is incorrect, i'm sorry. double check my work with someone else before using it. you for understanding.