1. What kind of changes are bought by internal forces?

2. The expansion of the salt depends on

3. Which of the following processes is a degradational process?

4. Rapid rolling or sliding of earth debris without backward rotation of mass is known as

5. Which one of the following helps in aerating the soil?

6. Debris avalanche can be included in which category?

7. The capacity of rocks to allow water to pass through it is called_________

8. Which is the force that continuously elevates or build up parts of the earth's surface?

9. Weathering is an important to process for what?

10. Which one of the following materials is affected by the hydration process?