We can estimate the age of an open cluster of stars by examining (The turnoff point of the cluster)
Answer; Hurricanes form when warm moist air over water begins to rise. The rising air is replaced by cooler air. This process continues to grow large clouds and thunderstorms. These thunderstorms continue to grow and begin to rotate thanks to earth's Coriolis Effect.
They are technically only separated by one country which is Russia.
Answer:
natural lake that is dry for long periods of time :)