They don't swell because of osmosis.
Answer:
The Plants and animals all on the surface of the Earth. Disintegrate into the ground. That is A human related proble.
Explanation:
Any process that happened on Earth such as plate tonics weathering and the breakdown of rocks into smaller particles.
Answer:
Egypt had amazing geographical features that kept invaders out. The Mediterranean sea is crucial under that topic due to how much it helped them with invaders and unwanted species.
Answer:
1 is b
2 is c
3 is either b or c
i don't really remember 4, sorry
Explanation:
The correct answers are A and the next one is B