Relative humidity is the amount of water the air can hold at a given temperature. For example, an RH of 50% means that the air is holding 50% of the moisture it can possibly contain at that temperature. Once the RH gets over 100%, it rains.
The term remuneration in general means compensation or pay. The term pay is more commonly used that remuneration or compensation. Remuneration also has a broader meaning as base salary or pay plus bonuses, commissions, and other payments or benefits paid to an employee under the terms of a contract.
Reapportionment is the process of deciding how many seats a state will have in the U.S. House of. Representatives when its population changes. Redistricting is the process of deciding how areas will be divided. into sections or districts based on the number of seats a state has.