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;
12 Cards in this Set
- Front
- Back
Lapilli |
Volcanic fragments called "little stones" |
|
Tephra |
Lava fragments that solidify almost immediately |
|
Tsunamis |
Monstrous ocean waves that may be caused by earthquakes |
|
Magma |
Melted rock |
|
Fault |
A break that appears in the rock at the boundary between two moving masses of rock |
|
Lava |
Molten rock that has reached the earth's surface |
|
Fumaroles |
Holes or cracks serving as escape vents for underground gases |
|
Focus |
The point underground where an earthquake begins |
|
Seismology |
The study of earthquakes |
|
Ring of Fire |
The belt of volcanoes that encircles the Pacific Ocean |
|
Magnitude |
The strength of an earthquake |
|
Richter |
The most famous scale used to measure earthquake strength |