Answer:
1. distance above sea level.
2. Deep narrow valley with side steeps.
3. A line that separates the flow of a river
4. An area of land that is surround by higher land and may be drained by a river.
5. A narrow passage
6. The land deposited at the mouth of a river
7. The process by Which the soil is prepared and used to grow crops
Explanation:
Answer: Some are mountains valleys basins canyons buttes and hills.
Explanation:
C. when did the earth form? and what is it made of?
Answer:
Explanation:
As plates move apart at the divergent plate boundary the release of pressure produces partial melting of the underlying mantle. This molten material, known as magma, is basaltic in composition and is buoyant. As a result, it wells up from below and cools close to the surface to generate new crust