A student buries an ice cube in a pan of dirt and observes the dirt as the ice cube melts. This activity is a model of the formation of a kettle.
Monroe, Livingston were forced? by Congress to offer up to $2 million to purchase the east bank of the Mississippi; Jefferson secretly advised them to offer over $9 million for Florida and New Orleans. Napoléon initially resisted U.S. offers, but changed his mind in 1803
Explanation:
The Sahel is located in Africa. It is the region in Africa that transitions from the Sahara to the Sudanian Savanna. It stretches across in the region from the West of Africa to the East and includes parts of Senegal, Mauritania, Mali, Burkina Faso, Algeria, Niger, Nigeria, Chad, Sudan, South Sudan, Eritrea, CAR, Cameroon, and Ethiopia.
Answer: people use it for trade
The rivers start from the mountains or hills.