Across
1
Large natural elevation of earth
4
Flat elevated area of land
6
Half of the Earth
7
Where river meets the sea
8
Region near the equator
13
Height above sea level
14
Largest ocean on Earth
15
Region surrounding the North Pole
Down
2
Physical features of land
3
Large slow-moving mass of ice
5
Region between the two tropic lines
9
Land surrounded by water
10
Area where water covers the soil
11
Distance east or west of prime meridian
12
Flat grassland in tropical regions