Weathered rock
No, the Sahara desert was made by the weather in Africa.
Sand.
Yes, the sand in the Sahara is either bright yellow/ beige or in some places red; although only 1/8th of the Sahara is sand, the balance is rock
Sand
sahara desert
I think (if you mean the only desert with sand dunes everywhere) that the Sahara isn't. I've seen pictures of deserts with sand dunes everywhere, and most of them weren't the Sahara. However, if your talking about its size, the Sahara is the largest (hot) desert on Earth.
Yes
yes there is
The Sahara is a large Sand Dune type desert, No Deciduous Trees
I only know that 30% of the Sahara desert is made of sand but i dont know whta the other 70% is :S i heard it from my friend...(:
The Sahara and Great Sand Sea are the largest Egyptian deserts.
A lot...