1. By: Ashley Randle What Is It ? Weathering is when surface processes work to break down rock. Weathering Mountain Growing tree roots can grow in the cracks and break the rock apart.

2. Occurs when rocks are broken apart by physical processes. This means that the overall chemical makeup of the rock stays the same. Example- When the trees near the sidewalk and the cement is pushed up.

3.  Definition: occurs in temperature and cold climates where water enters cracks and freezes.  Example: Most noticeable in the mountains. By: Moraima Rivera

4. By: Michael Saler 1.The erosion or disintegration of rocks, building materials, etc., caused by chemical reactions (chiefly with water and substances dissolved in it) rather than by mechanical processes. 2. Grand canyon

5. You can find oxidation in rusts. Next time you leave your shovel outside, check out the rust!

6. DEFINITION: CLIMATE IS THE PATTERN OF WEATHER THAT OCCURS IN A PARTICULAR AREA OVER MANY YEARS.

7. Soil Soil is a mixture of weathered rock, decayed organic matter, mineral fragments, water, and air.

8. The Horizons of a soil form a soil profile.

9. Mya Odrick

10. Serves as a source of nutrients for plants.

11. Leaching: is the removal of minerals that have been dissolved in water. For example, the process of leaching is similar to weathering because water will carry away the nutrients and elements leaving it different over time..

12. Litter Consists of leaves, twigs, and other organic material that can be changed to humus by decomposing organisms.

13. Definition : The picking up and moving sediment or soil. Example : River Erosion.

14. Overgrazing is a proses in which domestic animals such as sheep or cattle degrade the land by eating more plant material then the land can sustain.

15. Definition: Method in which steep-sided, level topped areas are built onto the sides of steep hills and mountains so that crops can be grown Terracing had been used in the Philippines, Japan, China, and Peru for centuries