You are flying between Chicago and San Francisco on a commercial jet. The pilot comes on the public address system and announces that the plane's cruising altitude is 40,000 feet. At this altitude are you in the: w) troposphere x) stratosphere y) ozonosphere z) chemosphere Answer : ANSWER: X -- STRATOSPHERE...
What is the most distant object in the sky that the human eye can see without optical instruments? w) The Horsehead Nebula x) The Andromeda Galaxy y) The Sagittarius Constellation z) The Aurora Borealis Answer : ANSWER: X -- THE ANDROMEDA GALAXY ...
In radio-communication, the signals emitted by transmitting antenna are reflected on (1) stratosphere(2) ozonosphere (3) ionosphere (4) troposphere Answer : ionosphere...
The jet-stream lies between which two layers of th earth's atmosphere? w) thermosphere and ionosphere x) mesosphere and thermosphere y) troposphere and stratosphere z) stratosphere and mesosphere Answer : ANSWER: Y -- TROPOSPHERE AND STRATOSPHERE...
The angle that the full moon takes up in the night sky is equal to which of the following values? w) 1/8 degree x) 1/2 degrees y) 1 degree z) 2 degrees Answer : ANSWER: X -- 1/2 DEGREE...
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