Which bodies are composed primarily of rock and metal? a) comets and stars b) stars and meteors c) comets and asteroids d) asteroids and meteors

Which feature of a map shows the relationship between a distance on a map and that distance on earth? key scale grid system compass rose

Dubai is challenged by all of the following environmental factors except a. a warm and dry climate b. a lack of annual rainfall c. scarce freshwater resources d. a lack of valuable natural resources

What are some of the impacts of humans on the earth?