Answer:
There are two primary scales used to measure earthquakes: the Richter scale and the Mercalli scale.
Explanation:
The Richter scale is most common in the United States, while worldwide, scientists rely on the Mercalli scale.
The Rocky Mountains are described as younger because the Rocky's are really two mountain chains. The older mountain chain started billions of years ago, and the younger mountain chain pushed the older mountain chain up more, only 60 millions years ago.
Answer:
the particles are precipitated by bottom-dwelling organisms
Explanation:
- The calcareous ooze is formed by the 30% of the microscopic shells that a known as the tests and are formed by the foraminifera, coccolithophores, and pteropods, which are most common sediments on the seafloor by area and cover about 50 % of the oceanic floor. And can be converted to stone by the process of compaction and cementation and re-crystallization.
