Answer:
Port is nothing but a place for docking, traffic and storage of boats. On the contrary, a harbor is a place for storing boats. Ports are a creation of man, whereas harbors are both natural or man made.
Explanation:
Superposition is the geologic principle which explains why the bottom stratum in a section of rock is the oldest. The word literally means placing one thing on top of another where the lower strata are the older.
Answer:
Time of change in the sahara desert of south africa.
Explanation: