Why did people experience ash fall several thousands of kilometers from Mount St. Helens?

A. Lahars carried it there.
B. The lateral blast ejected it there.
C. Prevailing winds carried it there.


Answer: C

Environmental & Atmospheric Sciences

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Back-office processing may be found in smaller cities and towns in the United States

What functions of an organization are specific to back-office processing, and why might businesses choose to locate in Omaha, Nebraska, or Buffalo, New York, rather than Atlanta, Georgia, or Houston, Texas? What will be an ideal response?

Environmental & Atmospheric Sciences

Do the largest forms of precipitation particles occur during the warmest or the coldest time of year? Explain.

What will be an ideal response?

Environmental & Atmospheric Sciences

Which of the following best matches the description?Substances that endanger life if encountered.

A. RCRA B. National Priority List C. LD50 D. waste minimization E. Superfund F. CERCLA G. reactivity H. acute toxicity I. ignitability J. threshold levels K. hazardous wastes L. chronic toxicity M. synergism N. corrosiveness O. toxicity

Environmental & Atmospheric Sciences

Exposure to ________ radiation can cause cancer

A) alpha B) X-ray C) beta D) All of these answers are correct.

Environmental & Atmospheric Sciences