Plate Tectonics Question Preview (ID: 581)


Key Points Related To Plate Tectonics. TEACHERS: click here for quick copy question ID numbers.

The earth consists of an inner core which is
a) solid and made of Iron and Nickel
b) liquid and made of Iron and Nickel
c) solid and made of Silicon and Oxygen
d) liquid and made of Silicon and Oxygen

Earth's lithosphere is composed of the
a) crust only
b) continental crust only
c) crust and upper mantle
d) upper mantle only

Earth's outer core is
a) solid and is made of silicon and oxygen
b) solid and is made of iron and oxygen
c) liquid and is made of silicon and oxygen
d) liquid and is made of iron and nickel

upper part is plasticlike and is made of iron, magnesium, silicon, and oxygen
a) Earth's mantle
b) Earth's inner core
c) Earth's crust
d) Earth's outer core

Earth's Oceanic Crust is
a) thicker, older and less dense than the continental crust
b) thinner, younger and denser than the continental crust
c) granitic in composition
d) made of iron

What is believed to move Earth's tectonic plates?
a) specific elements
b) various minerals
c) converging plates on the surface
d) convection currents in the mantle

How are oceanic crust and continental crust different?
a) Oceanic crust is made of basalt and continental crust is made of granite.
b) Oceanic crust is made of granite and continental crust is made of basalt.
c) Both oceanic crust and continental crust are made of basalt.
d) Both oceanic crust and continental crust are made of granite.

Along the center of a mid-ocean ridge is a
a) subduction zone
b) trench
c) rift zone
d) hot spot

What type of fold looks like a sink?
a) an anticline
b) a syncline
c) monocline
d) orgami fold

What type of mountain forms by high blocks of rocks faulting?
a) a hot spot
b) volcanic mountain
c) a high plateau
d) fault-block mountain

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