Answer:
A hot spot
Explanation:
In geology, a hot spot is an area of the Earth’s mantle from which hot plumes rise upward, forming volcanoes on the overlying crust.
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Answer:
The two primary factors that determine how magma erupts is its viscosity and gas content.
Explanation:
Answer:
Rural to urban migration represents people moving from village to town.
Explanation:
This causes the cities to grow and to be overcrowded. People migrate from countryside to town to find better life standard. They are in search for better jobs, vivid social life and run away from rural living. Unfortunately this causes the villages to be abandoned and be forgotten.
Answer:
1.Unpredicible and noncyclic.
Explanation:
Reptile scales are made of alpha and beta keratin and are formed from the epidermis
