The Elderly May Perform Better on Ecologically Valid Tests Than

question 33

True/False

The elderly may perform better on ecologically valid tests than on standard tests of cognitive ability.

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Definitions:

Erosion

The transportation of sediment, soil, rocks, and other materials by the actions of wind, water, or ice, often leading to the reshaping of landforms.

Angle of Repose

The steepest angle at which a sloping surface formed of a particular loose material is stable.

Slope Failure

The sudden or gradual collapse of a slope that is too steep for its material to resist the pull of gravity.

Calcium Carbonate

Calcium carbonate is a chemical compound, CaCO3, found in rocks as the minerals calcite and aragonite and is the main component of shells of marine organisms, snails, and eggs.