Lesson 2 Flashcards
1
Q
The Ring of _________ is a zone of high earthquake and volcanic activity encircling the Pacific Ocean.
A
Fire
2
Q
How many earthquakes take place each year world-wide?
A
A million
3
Q
The continents drift only a few _________ a year.
A
Inches
4
Q
Name the he region that is made up of the Earth crust and the solid part of the mantle above asthenosphere
A
The lithosphere
5
Q
What force pulls everything towards the center of the Earth?
A
Gravity
6
Q
What tool does a scientist use to measure Earth quakes?
A
Seismograph
