Dynamic Earth Chapter 5 NCs

1. Chapter 5
Weathering and Soil Formation

2. A broad type of weathering that
causes smooth and rounded edges.
Mechanical

3. Large movement of loose rocks and
soil.
Landslide

4. The byproduct of burning coal, when
mixed with precipitation, it is called?
Sulfuric Acid

5. Type of soil that remains on top of the
parent rock.
Residual Soil

6. Soil that has three horizons is called?
Mature

7. Which horizon is made up of partly
weathered rock.
C Horizon

8. A specific type of weathering caused
by the wearing away of rocks by wind,
water, or other forces.
Abrasion

9. A specific type of mechanical
weathering caused by plants
Root-pry

10. Weathering that changes the internal
composition of rocks.
Chemical

11. Curved sheets or slabs parallel to a
rocks surface due to weathering.
Exfoliation

12. This substance can cause chemical
weathering when combined with
other things.
Water

13. Composed of minerals that resist
chemical weathering.
Stable Rock

14. Formed by decaying organic material.
Humus

15. Cross section of soil horizons is called.
Soil Profile

16. Leached-out minerals and clay are
present in this horizon.
B Horizon

17. Space between soil particles.
Pore Spaces

18. Two main ingredients of soil.
Weathered Rock
Organic Material

19. 4 sizes of rocks within the soil .
Gravel
Sand
Silt
Clay

20. 4 conditions to develop soil horizons.
Time
Climate
Types of Rock
Surface Features