asymmetry of the oscillation causes the bed forms to shift laterally at non-negligible rates. I will unofficially term cross stratification of this kind climbing-bed-forms cross stratification. Bed forms are said to climb when there is overall aggradation of the sediment bed while the bed forms are moving; see a later section for details.) 502
Swahili is the most spoken language in Africa, with over 100 million speakers. It is a Bantu language believed to have originated from other languages, mainly Arabic, due to historical interactions between Arabs from the Middle East and East Africans.
English is the official language but the main regional languages are Hausa, Igbo, Yoruba Edo, Efik, Fulani, Idoma, Ijaw, and Kanuri. Here is a complete list off all 528 languages spoken in Nigeria, including some that have no known native speakers any more:1.aking the world better, one answer at a time. English is the official language but the main regional languages are Hausa, Igbo, Yoruba Edo, Efik, Fulani, Idoma, Ijaw, and Kanuri. Here is a complete list off all 528 languages spoken in Nigeria, including some that have no known native speakers any more: 1.