What is most common salt in sea water:
A.Calcium carbonate
B.Potassium chloride
C.Sodium Chloride
D.Magnesium sulphate
A.Calcium carbonate
B.Potassium chloride
C.Sodium Chloride
D.Magnesium sulphate
A.China
B.Mexico
C.Vietnam
D.Australia
A.4600 million years
B.6200 million years
C.5500 million years
D.4500 million years
A.19.20%
B.21.90%
C.18.70%
D.20.30%
A.Death Valley
B.Caspian Lake
C.Eyre Lake
D.Assal Lake
A.Cyclone Hurricane
B.Hurricane
C.Monsoon
D.Earthquake
A.The Moderate Zone
B.The Hottest Zone
C.The Fright Zone
D.The Temperate Zone
A.A large building housing the Ministry of Defence of Russia
B.A large building housing the Ministry of Defence of USA
C.Steel manufacturing centre
D.None of these
A.Qatar
B.UAE
C.Kuwait
D.Saudi Arabia
A.17,819,000 sq km
B.18,909,001 sq km
C.16,210,910 sq km
D.19,230,918 sq km