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If a flood is classified as a “1000-year flood”,  that means ____________.

Wegener proposed ____ after he observed evidence from ____, glacial deposits, and the fit of the continents that suggested all of the continents were ____.

The point at the surface of the Earth where the greatest and most immediate energy associated with an earthquake is felt, is termed the ___________.

Match the terms below (about mass movements called “flows”) with their characteristics.

In this map view of a river meander, which of the 4 lettered locations would experience BOTH the highest-velocity water current AND greatest tendency toward sediment deposition?

The highly irregular and permeable (often cavernous) rock type most closely associated with chemical weathering under warm, humid climatic conditions is called ______.

This image shows a(n) _______ that took place near Oso, Washington, in March 2014.

When the normally frozen, uppermost soil layers of permafrost are seasonally warmed, ___________ can result.

In this map view of a river meander, which of the 4 lettered locations would experience the lowest-velocity water current and greatest tendency toward sediment deposition?

The best general term for the downslope movement of Earthly materials due to the work of gravity is _______.