Chapter 16 Studyguide

Multiple Choice

The land between two normal faults moves upward to form a

A fold in rock that bends upward into an arch is called a(n)

The point beneath Earth’s surface where rock breaks under stress and triggers an earthquake is called the

The type of seismic waves that arrive at the surface first and move by compressing and expanding the ground like an accordion are called

Which scale would most likely be used to tell how much earthquake damage was done to homes and other buildings?

A force that acts on rock to change its shape or volume is called

In a strike-slip fault, the rocks on either side of the fault slip past each other sideways with little

What happens when friction between the opposite sides of a fault is high?

a.	A plateau may form on one side of the fault.
b.	The fault locks, and stress builds up until an earthquake occurs.
c.	Folding of the crust may occur.
d.	The rocks on both sides of the fault easily slide past each other.

If a volcano’s magma is high in silica, the volcano will probably

What triggers the small earthquakes that occur around a volcano before an eruption?

a.	upward movement of magma
b.	pyroclastic flow
c.	cooling magma inside the crust
d.	plate movements

The volcanoes along converging oceanic plate boundaries may form

Modified True/False

Completion

Blocks of rock uplifted by normal faults are called ____________________ mountains.

Layers of rock that bend can produce a downward fold known as a(n) ____________________.

The point beneath the surface where rock breaks and an earthquake starts is the ____________________.

Mountains that are formed by volcanoes along a coastline occur at a(n) ____________________ plate boundary.

A string of islands known as a(n) ____________________ can form from the collision of two oceanic plates.

Volcanoes that form along a mid-ocean ridge occur at a(n) diverging plate boundary. _________________________

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