I) Complete the following sentences:
i) The age in which we live can be called the ______________________ ii) The first metal to be discovered was____________________ iii) Bronze is made by mixing ___________________________________ iv) Iron tools were used to cut down trees and__________________________
v) Iron weapons also made it easier to________________________________ vi) Humans learnt to use the force of wind and made _________________ vii) The first fuel to be used in the steam engine was______________ viii) Coal is obtained from________________ ix) Coal is formed in nature _______________________
x) From petroleum we get fuels such as______________________________ xi) The first person to make a small battery was ________________________ xii) Hydroelectricity is produced with the force of________________________ xiii) Hydroelectricity is produced by building_____________________________
II) What is Industrial Revolution?
______________________________________________________________
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UNITED NATIONS
III) Fill in the blanks
i) World War 1broke out in _________________ ii) World War 2 broke out in____________________ iii) USA dropped atomic bomb on ___________________and _____________ iv) The UN was born in the year_____________
v) The Charter of UN was made at an conference at ________________on _____________________ vi) The head of the Secretariat is _____________________ vii) The six organs of the UN are:
1) _______________________________________________
2) _______________________________________________
3) _______________________________________________
4) _______________________________________________
5) _______________________________________________
6) _______________________________________________
IV) What is