The United States Geological Survey (USGS)sometimes Issues Debris Flow Advisories

question 57

Multiple Choice

The United States Geological Survey (USGS) sometimes issues debris flow advisories for parts of coastal California-much like the severe weather forecasts or flood forecasts that are issued for other regions of the country.Which one of these factors is the USGS unlikely to consider important in forecasting the likelihood of debris flows?

• A) forecasted rainfall
• B) the steepness of slopes in the area
• C) the seasonal and diurnal variation in water uptake by plant root systems
• D) the expected air temperatures

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Definitions:

Functional Near Infrared Spectroscopy

A non-invasive imaging technique that measures brain activity through hemodynamic responses associated with neural behavior.

Real-time Functional Magnetic Resonance Imaging

A neuroimaging technique that measures brain activity by detecting changes associated with blood flow in real time, allowing the observation of brain functions.

Electroencephalography

A non-invasive test that involves recording the electrical activity of the brain through electrodes placed on the scalp.