1. What is an oasis?


2. What did scientists believe caused the Richat Structure when it was viewed from space by the first astronauts? What do scientist now believe created this landform?

Respuesta :

Answer:

1.A fertile area in desert where water is found.

2.This circular geologic feature is thought to be caused by an uplifted dome-geologist would classify it as a domed anticline-that has been eroded to expose the originally flat rock layers.