How do geologists define an earthquake?


An earthquake is the shaking or trembling of the ground caused by the sudden release of energy, usually as a result of faulting, which involves the displacement of rocks along fractures.

Environmental & Atmospheric Sciences

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What is the process of a colony's gaining (or regaining) control over its territory and establishing a separate, independent government?

A) imperialism B) revolution C) colonization D) autonomy E) decolonialization

Environmental & Atmospheric Sciences

If you start with an element with 1,000,000 parent atoms, how many parents and how many daughters

will there be after 6 half-lives? What will be an ideal response?

Environmental & Atmospheric Sciences

What type of rock is shown in this photograph from the Investigation?

A. conglomerate B. shale C. an igneous rock D. a metamorphic rock E. sandstone

Environmental & Atmospheric Sciences

In the Northwest Pacific, a typhoon with sustained winds of at least 130 knots (150 mi/hr) is designated a(n) ____________________

Fill in the blank with correct word.

Environmental & Atmospheric Sciences