Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
11 Cards in this Set
- Front
- Back
|
crust
|
the earth's outer layer of the earth we can walk on
includes the rock of the ocean and large area of land |
|
|
mantle
|
below the crust; thickest layer
|
|
|
core
|
dense ball made mostly of iron and nickel (deep inside)
|
|
|
inner core
|
HOTTEST layer of the earth
|
|
|
plates
|
continent sized slab of Earth's crust and upper mantle
|
|
|
earthquake
|
the shaking or vibrating of the Earth's crust
|
|
|
fault
|
break in the crust along which rock moves
|
|
|
focus
|
the point underground where the movement of an earthquake first takes place
|
|
|
epicenter
|
the point on the surface of Earth that is right above the focus of an earthquake
|
|
|
seismograph
|
an instrument that records earthquake waves
|
|
|
scales to measure earthquakes
|
Mercalli
Richter |
