1. The answer is B. the asthenosphere
Asthenosphere is a layer of the Earth situated below the lithosphere. It is a semi-fluid and ductile rock or partly molten rock. Due to semi-fluid state of asthenospheric rock, it behave like a plastic and flow gradually. Thus, causes movement of continents.
2. The answer is C. collision between tectonic plates
The Earth’s crust becomes unstable when tectonic plates meet. As the plates slide past each other and push against each other. This causes earthquakes and volcanic eruptions at the edge between the plates.
C. Urbanization is going on throughout the world.
Answer:
C. western hemisphere
Explanation:
During an El Niño event, sea surface temperatures over the central and eastern Pacific become warmer than normal. The normal easterly trade winds weaken and sometimes, the winds will switch and blow from the west to the east.
The main crops are beans, sesame, cashews nuts, cassava, cocoa beans, ground nuts, gum arabic, kola nut, maize or corn, melon, millet, palm kernals, palm oils, rice, plantains, rubber,soybeans, sorghum and yams.
