Across
1
Ridge of rock or coral near the surface
2
Region near the equator
2
Region between the two tropic lines
4
Large slow-moving mass of ice
5
Body of water surrounded by land
7
Region surrounding the North Pole
Down
2
Physical features of land
3
Imaginary line around the middle of Earth
6
Landform where river meets the sea
8
Deep narrow valley with steep sides
9
Flat grassland in tropical regions
10
Area where water covers the soil