Hello! Are you sure you meant 400 cm long? or mi?
Answer:
They are youngest close to the ridges,
Explanation:
At the ocean ridges, there is divergence at their margins.
Therefore, new materials upwell from the mantle below to the surface.
- The basaltic materials cools and solidifies at the margin.
- This action forces the old lithosphere backwards as the plate pulls away.
- At the margin of the ridge, the rocks are younger.
- Away from the margin, the crust begins to grow older.
So, at the margin the age of the rocks are more younger than those away from the margin.
Answer:
Algeria
Explanation:
Algeria
Algeria had the highest life expectancy at birth in Africa as of 2019. A newborn infant was expected to live 78 years in the country. Lybia, Morocco, Tunisia, and Mauritius followed, with a life expectancy of 76 years. On the other hand, Central African Republic registered the lowest average, at 53 years
Answer:
i think it is helium is burned oxygen and helium is light
