Earth Quakes Flashcards
San Francisco has earthquakes because it is built on a?
Fault
A tsunami is a huge ocean caused by the movement of earth’s crust
Wave
What fault line is located in California?
San Andreas fault
An earthquake is the of earth’s crust
Shaking
The flowing from what causes the earth’s plates to move?
Upper mantle
What measures vibrations in the earth’s
Seismograph
The ring of Is a zone of high earthquake and volcanic activity encircling the Pacific Ocean
Fire
The continents only move a few what a year
Inches
How many earthquakes happen a year
1 million
What region is made up of the earth’s crust and the solid part of the mantle above the asthenosphere
Lithosphere
What pulls everything towards the center of the earth?
Gravity
What tool does a scientist use to measure earthquakes
Seismograph
