Write MW if the statement shows Mechanical Weathering or CW if it
shows Chemical Weathering. Write your answers on a separate sheet of
paper.
1. Cracks on the rocks are caused by heating and cooling.
2. Water freezes inside small holes in rock causing the rock to split up.
3. Breaking of rocks are caused by acid rain.
4. Tree roots grow into the rocks breaking it into soil.
5. Combination of oxygen and iron can break cement statues,
6. Strong waves hit the rocks causing them to break.
7. Chemical reactions wash away the surface of the rock.
8. Heated rocks expand causing it to exert pressure on each other.
9. Rabbits dig holes.
10. Iron reacts with oxygen and water making the rock rusty-colored
and crumbly or easy to break.​