Less dense then water its self
Answer:
southern Russia
Explanation:
Tamerlane's battles with the Golden Horde in the 14th century in southern Russia, weakened the Mongol hold in that region. This allowed Russian vassal states to gain power but unable to completely unify, the Russian prince remained vassals of the Mongols until 1480.
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Answer:
mid-ocean ridges
Explanation:
Seafloor spreading is a process that occurs at mid-ocean ridges, where new oceanic crust is formed through volcanic activity and then gradually moves away from the ridge.
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False...........................
