A process that forms a sedimentary rock?

45 points how are people today being protected from tsunamis? earthquake data is analyzed to detemrine if a tsunami is likely, and if so, warnings are sent out. areas in tsunami risk zones are no longer heavily populated. radar is used to measure wave heights regularly. meteorologists study the winds to determine if wave heights will be large.

To be or not to be that is da question

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?