A tsunamis is a major damaging waves that are cause by earthquakes but other waves are made by just air and gravity
Answer:
A categorical grant is used for a specific purpose, or category, for state or local spending. (Ex: natural disaster, airport building, crime fighting) that depends on state's population. Block Grants are given for general purposes that the states can use as they see fit (welfare, public health).
Fresh water resources are not distributed evenly because some places are more dry than other like the deserts in the middle east and africa.
The most popular is Christianity