Answer:
The Permeable rocks are rocks such as sandstone, chalk. The Impermeable rocks are rocks such as clay, slate, marble, and granite. Sometimes however, they do vary.
Explanation:
A permeable rock is a rock that has interconnected pores and allow passage of fluids and impermeable rocks are rocks that do not allow fluid to flow.
What are the statements please state them
The answer would be the 4th option. (Rainwater soaking into the ground). Soil erosion is commonly caused by rainwater soaking into the ground.
Oxygen was absent on earth
I'd have to say gas because it usually doesn't change at all