1
Is defined as an imaginary line that goes north and south through the Pacific Ocean, one day is on the east side of the line and the following day is on the west side.
2
a very large blocks of rock, sometimes hundreds of kilometres in extent, created by tectonic and localized stresses in the Earth's crust.
3
An opening in the Earth's crust from which lava, ash, and hot gases flow or are thrown out during an eruption.
4
a mountain consisting of a broad area of the Earth's crust that has moved gently upward without much apparent deformation, and usually containing sedimentary, igneous, and metamorphic rocks.
5
Are mountains that form mainly by the effects of folding on layers within the upper part of the Earth's crust.
6
A planet's meridian adopted as the zero of longitude.
7
a large natural elevation of the earth's surface rising abruptly from the surrounding level; a large steep hill.
8
An imaginary line drawn around the earth equally distant from both poles, dividing the earth into northern and southern hemispheres and constituting the parallel of latitude 0°.
9
an area of relatively level high ground.
10
a large area of flat land with few trees.
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