True or False
1. not all minerals exhibit cleavage
2. quartz is easily weathered into clay
3. anthracite coal is sedimentary rock
4. contact metamorphism is commonly associated with volcanic activity
5. the water-table separates the zone of aeration and the zone of saturation
6. the porosity of material is the amount of void spaces between particles
7. most caverns are believed to be created above the water-table
8. the icile-like objects that hang down from the ceiling of a cavern are typically made of calcite
9. the o soil horizon contains no organic material
10. ice wedging is process of chemical weathering
1. not all minerals exhibit cleavage
2. quartz is easily weathered into clay
3. anthracite coal is sedimentary rock
4. contact metamorphism is commonly associated with volcanic activity
5. the water-table separates the zone of aeration and the zone of saturation
6. the porosity of material is the amount of void spaces between particles
7. most caverns are believed to be created above the water-table
8. the icile-like objects that hang down from the ceiling of a cavern are typically made of calcite
9. the o soil horizon contains no organic material
10. ice wedging is process of chemical weathering