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Stronger Earthquakes

Across
Any influence that tends to accelerate an object; a push or a pull
The outer layer of the earth, about 22 miles (35 km) deep under the continents and 6 miles (10 km) deep under the oceans. The crust sits on the uppermost part of the mantle (and together , these solid zones comprise the lithosphere).
Slow fault slip, occuring in a fault zone without producing earthquakes.
___ plate movement; Area where plates are moving toward each other.
A process that occurs when saturated or semi-saturated soil loses substantial strength and stiffness as a result of an applied pressure, such as an earthquake.
____ Waves/ Primary: Up and down waves of energy emitted during an earthquake.
The portion of the earth, about 1800 miles 9 2900 km) thick, between the crust and the core.
____ plate movement; Area where plates are moving away from each other.
Where two tectonic plates meet. There are three types: convergent, divergent, and transform.
____ Waves/secondary: side to side waves of energy emitted during an earthquake.
Down
The fracture or zone of fractures in a rock formation, such as tectonic plates.
____(hypocenter): The location at which an earthquake begins or ruptures.
The central portion of the earth, having a radius of about 2100 miles (3379 km) and believed to be composed mainly of iron and nickel in the molten state.
A shaking of the ground caused by the sudden movement of the earth's crust or by the volcanic equivalent
_____ current : the movement of the mantle. It brings the hot mantle towards surface, where it moves laterally and then falls when cool. Hot mantle replaces it.
___ movement: Plates rubbing against one another in different directions.
A rupture in the Earth's crust that allows lava , ash, and gases to escape from the Earth mantle.
__________tectonics: A geological model in which the Earth's crust and upper mantle (lithosphere) are divided into a number of segments (plates) which move in response to convection currents from the lower mantle (asthenosphere).
The point on the earth's surface directly above the focus of an earthquake.
A long ocean wave usually caused by movements of of the ocean floor during an earthquake