Answer: volcanic activity
Explanation: The vast majority of volcanic activity on the planet occurs along the mid-ocean ridge, and it is the place where the crust of the Earth is born. The material that erupts at spreading centers along the mid-ocean ridge is primarily basalt, the most common rock on Earth.
it is 10 because you have to set up an equation to get the answer
Answer: Moldova's residents rejected a proposal to unify this new nation with Romania in 1994. Moldova's hilly terrain slopes gradually in a southerly direction toward the Black Sea.
Explanation:
GAO report said hundreds of planes flying commercially today could be vulnerable to having their on board computers hacked.
Answer:
Um... Families and some buisnesses!
Explanation:
