 | Term | Definition |
| |
Fault |
Crack's in earth's crust along which movement takes place |
| |
Converging boundries |
when 2 plates move toward each other that can cause mountains to form by subduction |
| |
Diverging boundries |
when 2 platesmove away from each other molten rock fills in the cracks and forms new crust |
| |
Sliding Boundreies |
when 2 plates move past each other and causes an earthquake |
| |
Epicenter |
point non earth's above the focus of an earthquake |
| |
Lava |
melted rock coming from a volcano that's erupting |
| |
Vent |
an opening for the escape of gases or liquid for the relief of pressure |
| |
Crater |
the depression around the opening of a volcano |
| |
Magama |
hot, molten rock in the ground |
| |
Volcano |
an opening in the planet's surface which allows hot rock,ash, and gasses from escape below |
| |
Ring of Fire |
ring of active volcanos in the Pacific Ocean |
| |
Folding |
creates a fold mountain 2 plates collide and force layers into folding |
| |
Faulting |
produces dramatic cliffs when a large section of rock gets forced upward& downward |
| |
Fault- Block Mountain |
forms wherever a faulting |
| |
Dome Mountains |
Magma pushes up through the ground molten rock then cools and hardens creating this kind of mountains |
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