Answer:
A tsunami is a large ocean wave that is caused by sudden motion on the ocean floor. This sudden motion could be an earthquake, a powerful volcanic eruption, or an underwater landslide
Explanation:
Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden release of energy causes the seismic waves that make the ground shake
It is true that a <span>seismograph is used to map faults, monitor fault changes and predict earthquakes. A seismograph is the instrument which is vital for monitoring such changes, because it can help predict possible earthquakes, and thus the people who use it can warn the inhabitants to either move until the earthquake is over, or just be aware that it is going to happen. </span>
The Ural Mountain range, the natural boundary between Europe and Asia, extends about 2,100 km (1,300 mi) south from the Arctic Ocean to the northern border of Kazakhstan.
The Rocky Mountains.
Which runs up to Canada and ends in New Mexico.
C. allows historians to confirm that a source’s information is correct. Hope that helps!