Page 125 - SST Class 06

6. Arctic Circle: ___________________________________________________________________

_______________________________________________________________________________
7. Antarctic Circle: ________________________________________________________________
_______________________________________________________________________________

D. Write True or False.
1. The length of Equator is 360°.

2. Longitude is called “meridian” which means mid-day.
3. Northern Hemisphere lies between 0° and 80° latitudes.
4. Indian Standard Time is same as GMT.

5. On crossing International Date Line, a day is gained or lost.
E. Answer the following questions.

1. State the shape of the earth.
2. Name three important parallels of latitude and their distance from the equator.
3. Name the three heat zones of the earth and their respective positions on the globe.

4. Why does the Torrid Zone receive maximum amount of heat?
5. How is time fixed with reference to apparent movement of the sun?
6. What is the importance of 82°30' E longitude in India?

7. Explain why is India’s time ahead that of Pakistan?
8. Why is the International Date Line not a straight line?
9. How many time zones are there in all? How is standard time fixed?

Activity & ProjectActivity & ProjectActivity & ProjectActivity && ProjectProject & Project
Activity
Activity
A. On an outline map of India, locate.
1. The Tropic of Cancer 2. Indian Standard Time Meridian

B. Use your atlas to help in filling the blanks in the following table.
City Latitude Longitude
Delhi __________ 77° 17' E
Srinagar 34° 5' N __________

Chennai __________ 80° 19' E
Mumbai 18° 55' N __________
Guwahati __________ 91° 45' E
Bhubaneshwar 20° 15' N __________
Jaisalmer __________ 70° 56' E

C. Take a ball of plain surface and mark two dots on it label them as ‘A’ in relation to ‘B’
without any possibility of confusion of misunderstanding. Do not use compass, directions,
since you have no poles to refer to. ‘left’, ‘right’, etc. are equally useless until you fix a
starting on the surface of the ball. Can you do this?

Social Science-6 125