1. A major part of Africa lies in the Tropical region.
2. Africa has high mountains and extensive plains.
3. David Livingstone explored Africa in the 19th century.
4. Accra is the capital of Ghana.
5. The Bie plateau is in the Sahara desert.
6. Namibia is one of the oldest desert regions in the world.
Tell in true or false
Answers
Answer:
1 - true
2 - true
3- true
4- true
5 - false
6- true
Explanation:
1 - The continent is cut almost equally in two by the Equator, so that most of Africa lies within the tropical region, bounded on the north by the Tropic of Cancer and on the south by the Tropic of Capricorn. Because of the bulge formed by western Africa, the greater part of Africa's territory lies north of the Equator
2- The arid region, the Sahara — the largest hot desert in the world, covering 9,000,000 km2 (3,500,000 sq mi) — extends from the Atlantic to the Red Sea. Though generally of slight elevation, it contains mountain ranges with peaks rising to 2,400 m (7,900 ft) Bordered N.W.
3- The Zambezi expedition of David Livingstone. David Livingstone, engraving. for the Eastern Coast and independent districts of the interior, and commander of an expedition for exploring eastern and central Africa, for the promotion of Commerce and Civilization with a view to the extinction of the slave-trade.
4 - Accra (/əˈkrɑː/; Twi: Nkran; Dagbani: Ankara; Ga: Ga or Gaga) is the capital of Ghana covering an area of 225.67 km2 (87.13 sq mi) with an estimated urban population of 4.2 million as of 2020.
5- The Bié Plateau or Central Plateau of Angola is a plateau that occupies most of central Angola. The elevation of the plateau is from 1,520 m to 1,830 m. Several major rivers originate from the plateau such as the Cunene River, the Kuanza River, and the Kwango River.
6- This extremely arid ecoregion comprises shifting sand dunes, gravel plains and rugged mountains. The world's oldest desert, the Namib Desert has existed for at least 55 million years, completely devoid of surface water but bisected by several dry riverbeds.
Answer:
The heart works as two pumps, one on the right and one on the left, working simultaneously. Blood flows from the right atrium to the right ventricle, and then is pumped to the lungs to receive oxygen. From the lungs, the blood flows to the left atrium, then to the left ventricle.