Shape of the earth is:
Sphere
Circle
Geoid
Spheriod
Earth is surrounded by a thick layer called:
Atmosphere
Core
Ozone
Mantle
Which is the smallest continent?
Europe
Africa
Australia
North America
The circumference of the earth is:
40,000 kilometers
25,000 kilometers
30,000 kilometers
10,000 kilometers
The above picture shows:
Grand Canyon
Great Barrier reef
Ayers Rock
Bermuda Triangle
Niagara falls is in the river:
Niagara
Volga
Amazon
Nile
The duration of day and night at the pole is:
6 months each
12 months each
18 months each
6 and a half months
Earth completes one revolution in:
24 hours
30 days
365 days
28 days
This is the picture of:
Niagara falls
Great Barrier Reef
Temperature at the inner centre of the earth is:
4000oC
1000oC
2000oC
10000oC
