Describe the characteristics of Northern Hemisphere jet streams

What will be an ideal response?


The polar jet stream meanders between 30° and 70° N at the tropopause along the polar front. The subtropical jet stream meanders near the tropopause at latitudes between 20° and 50° N. Sometimes, both the polar jet stream and subtropical jet stream can occur over North America simultaneously. The two may actually merge for brief episodes.

Environmental & Atmospheric Sciences

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Evaluate whether human or natural systems pose the greatest threat to the Great Barrier Reef

What will be an ideal response?

Environmental & Atmospheric Sciences

An increase in earthquake moment magnitude by one whole number (for example, from 6 to 7) on the Richter scale means that the energy released has increased by a factor of about ____

a. 3 b. 32 c. 330 d. 3,000 e. 31,000

Environmental & Atmospheric Sciences

Planet Earth is actually a

A. huge magnet. B. ball of cosmic rays. C. magnetic organism. D. none of the above

Environmental & Atmospheric Sciences

Among the following organizations devoted to fostering trade, the one with the largest number of member states is:

A. ASEAN. B. EU. C. NAFTA. D. APEC.

Environmental & Atmospheric Sciences