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N History Bookmarks People Window Help , Track Package ×?M Inbox (2)-cur × Take Test: Exa x (-?Discuss mans x bhosted.cuny.edu/webapps/assessment/take/launch.jsp?course assessment id 1 QUESTION 9 In general, the earth's surface absorbs 51% of incoming solar radiation. O True O False QUESTION 10 In 2009, in China, engineers blasted silver iodide into the sky in order to O a fix the ozone hole b. eliminate greenhouse gases O G. increase moisture and precipitation O d increase solar radiation QUESTION 11 This agreement established an immediate timetable for the global reduction of CFCs a. The Paris Agreement O b. Montreal Protocol Sa

Explanation / Answer

9. True

Of 100% ,4% is reflected back by earth surface, 26% is scattered by earth's atmosphere, 19% is reflected by the atmosphere So the remaining 51% is absorbed by the earth surface

10. (c) increase moisture aand precipitation

Cloud seeding was done to bring a reprive from drought at that time.

11. (b) Montreal Protocol

This agreement was made to reduce ozone depleting gases in the atmosphere.

12. False

ozone is highest in concentration( about 90%) in the stratosphere and remaining ozone is in troposphere.

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