Why are there different time zones in different countries? What is the time zone of your country?

1. crust 1 the metallic layer at the earth's center 2. inner core 3 the firm layer between the crust and the asthenosphere 3. lower mantle 2 the layer surrounding the inner core 4. asthenosphere 4 the semi-solid layer between the top layer and the upper mantle 5. upper mantle 5 the layer between the asthenosphere and lower mantle 6. top layer 6 the earth's outermost layer 7. outer core 7 the hottest part of the mantle

What border separates sonora and chihuahua national border state border physical boundary natural boundary

Plz in a major hurry will give brainlest asapppppppppppppppppppwhich of these would best describe the process labeled p? absorption of heat absorption of elements formation of solar energy formation of new elements