7th Grade SS Chapter 19 The Nile River

The first step in the water cycle is the changing of water into water vapor, a process known as ?

Evaporation

What is the term for, the joining together of the White and Blue Niles?

Confluence

In what country does the Nile reach its lowest elevation?

Egypt

The richest farmland in Africa is found- where?

In the Nile Delta

How does the Aswan High Dam benefit Egyptians?

It provides a reliable, year-round supply of water

What physical feature is located at the Niles highest elevation?

Lake Victoria

Perennial Irrigation

Life in Egypt depends most on the water stored in Lake Nasser for what?

Clean energy produced, flood control, and irrigation water

List three benefits provided by hydroelectric dams

What physical feature is at the Nile's lowest elevation?

Nile Delta

Which direction does the Nile flow?

North

Habitat loss

One thing that is NOT a benefit of hydroelectric dams

When water droplets become too large and heavy to stay in the air, they fall to Earth as

Precipitation

What does it mean to refer to Egypt as the "gift of the Nile"?

The Nile provides water in the desert, people can live there because of the Nile

Lake Tana in Ethiopia

What is the source of the Blue Nile?

To develop the river's hydroelectric potential

What was Egypt's main reason for building the Aswan Dam?

River Basin

The area drained by a river and it's tributaries

What is the primary relationship between Cairo and the Nile River?

The city of Cairo gets most of the water it needs from the Nile

How does the Aswan High Dam harm Egyptian farmers?

The dam traps the silt that used to fertilize the soil

What causes evaporation from oceans, lakes, and rivers?

The heating up of water by the Sun

Cataracts

These created barriers to river travel on the Nile in ancient times

The Nile Delta

This area has the richest farmland in all of Africa. Since ancient times most food is grown here

The six longest rivers in the world are: Nile River, Africa; Amazon River, S. America; Yangtze River, Asia; Mississippi River, N. America; Yenisey-Angara, Asia; and Huang He, Asia. Of these, how many rivers flow across Asia?

Three