Answer:
1) Seasonal changes.
2) Occurance of tides.
3) Alteration of days and nights.
4) Making earth as oblate spheroid.
Answer:
grew crops as a food source
The extrusive igeous rock cools very fast and is made by lava, but because it cools so fast extrusive igneous rocks they have really small crystals. Now the intrusive igneous cools really slow beneath the surface, and is made by magma.
hope this helps :p
It divides the Atlantic Ocean.
