Compared to 50 years ago, the thinning ozone layer has produced dramatic increases in cases of

A) asthma and color blindness.
B) cataracts and skin cancer.
C) vitamin D deficiency and hearing loss.
D) skin cancer and retinal detachment.


B

Environmental & Atmospheric Sciences

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A catastrophic earthquake is one with a magnitude over 9.0. It has strong effects over areas thousands of miles in diameter. Catastrophic earthquakes are recorded about once every

A) month. B) 2 years. C) 20 years. D) 500 years.

Environmental & Atmospheric Sciences

On an upper-air chart, the wind aloft tends to blow ____

A) at right angles to the isobars or contour lines B) parallel to the isobars or contours C) at an angle between 10o and 30o to the contours and towards lower pressure D) at constant speed

Environmental & Atmospheric Sciences

Large areas of Russia are dominated by:

A) Coniferous forest B) Desert shrub C) Tropical savanna, mixed grassland and woodland D) Tropical forest

Environmental & Atmospheric Sciences

Conversion of pyrite to limonite is an example of:

a. hydration b. hydrolysis c. carbonation d. oxidation

Environmental & Atmospheric Sciences