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5
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A man-made feature resulting from raising a low area, usually to form a level area for roads or railroad tracks
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6
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Having a common center
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7
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A line of high ground, usually with changes in elevation along its top
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8
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A low point between two areas of higher ground
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9
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A sunken or low place in the ground
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11
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Curing inward, as the inside of a bowel
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1
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Short broken lines used for showing relief on a map
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2
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A sloping line of high ground
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3
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Curved outward, as the outside of a circle or sphere
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4
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A hollow place in the earth's surface which drainage collects
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10
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The position of the surface of the sea midway between high and low water
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12
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A man-made feature resulting from the removal of high ground, usually to form a level area for roads or railroad tracks
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