ALL RIGHTS RESERVED.
ERTH 310 Exam 1 Study Guide.
Hazard - answer✔Natural process or event that is a potential threat to human
life or property
Disaster - answer✔Hazardous event that occurs over a limited time in a defined area
Criteria:
1) Ten or more people killed
2) 100 or more people affected
3) State of emergency is declared
4) International assistance is requested
Catastrophe - answer✔Massive disaster that requires significant amount of money
or time to recover
Tectonic Cycle - answer✔Refers to large-scale processes that deform Earth's crust and
produce landforms
1|Page
, ©BRAINBARTER EXAM SOLUTIONS 2024/2025
ALL RIGHTS RESERVED.
- Driven by forces within Earth
- Involves the creation, destruction, and movement of tectonic
plates
Compositional Model - answer✔Chemical layers
Mechanical Model - answer✔Physical layers
Crust - answer✔Outer rock layer of Earth
Mantle - answer✔Surrounds the outer core, composed mostly of solid iron and magnesium rich
silicate rocks
Lithosphere - answer✔Cool, strong outermost layer or sphere of Earth
Asthenosphere - answer✔A hot and slowly flowing layer of relatively weak rock
Continental Crust - answer✔A solid, thin outermost layer of Earth
Oceanic Crust - answer✔Earths crust located under the ocean
Plate Tectonics Process - answer✔The driving force behind plate tectonics is convection in the
mantle. Hot material near the Earth's core rises, and colder mantle rock sinks
2|Page