Eathquakes and Volcanoes Flashcards
1
Q
crust
A
the thin outer layer of Earth, including dry land and the ocean floor
2
Q
core
A
the layer of Earth extending from Earth’s center to the bottom of the mantle
3
Q
earthquake
A
a shaking of earth’s surface that can cause land to rise and fall
4
Q
epicenter
A
the point on Earth’s surface firectly above the focus of an earthquake
5
Q
fault
A
a break in Earth’s crust where rock on one side moves in relation to rock on the other side
6
Q
mantle
A
the thick layer of Earth beneath the crust
7
Q
plate tectonics
A
the theory that Earth’s crust is divided into plater that are always moving
8
Q
volcano
A
a place where hot gases, smoke, and melted rick come out of the ground onto Earth’s surface
