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Geography lesson 3
material of the earth
9
Geography
3rd Grade
12/26/2011

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Cards

Term
Of what is the earth composed?
Definition
Land and water.
Term
What is land?
Definition
It is or has been rock.
Term
Is it solid rock?
Definition
It is solid in ledges, cliffs, and mountains.
Term
What is the land in the valleys?
Definition
It is rock ground up or decayed, making sand, clay, black soil, etc.
Term
Is there as much land as water?
Definition
No.
Term
How much land is there?
Definition
One-fourth of the whole surface.
Term
How much water?
Definition
Three-fourths of the whole surface.
Term
cultivate
Definition
To prepare and work on (land) in order to raise crops; till.
Term
decay
Definition
To become decomposed; rot:
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