The surface of the earth is about 500 million sq. km. About how much of this is water?
A.50 per cent
B.90 per cent
C.70 per cent
D.30 per cent
A.50 per cent
B.90 per cent
C.70 per cent
D.30 per cent
A.Brown
B.Yellow
C.Red
D.Pink
A.21,000 km.
B.16,800 km.
C.18,600 km.
D.12,500 km.
A.Atmosphere
B.Stratosphere
C.Barysphere
D.Lithosphere
A.The Dead Sea
B.The Aral Sea
C.The Caspian Sea
D.Lake Baikal
A.They have to pay a tax.
B.Ships going west from the USA lose a day, ships going East from Japan and Australia gain a day.
C.They have to report at the customs post.
D.They have to check their clocks against Greenwich Mean Time.
A.Cyclones
B.The North Winds
C.The East Winds
D.The Westerlies
A.The 180? meridian.
B.The 0? meridian.
C.The 90? meridian.
D.The 135? meridian.
A.Siberian plain
B.Taiga
C.Tundra
D.Steppes
A.A narrow bit of land.
B.A mountainous island.
C.A piece of land surrounded by water on three sides.
D.A range of hills.