<span>inferior planets: Mercury and Venus. closer to the Sun than Earth. The inferior planets show phases like the Moon's when viewed from Earth.Earth.<span>superior planets: Mars thru Neptune. farther from the Sun than Earth. The superior planets always appear full or nearly so. (this answer is on google )</span></span>
The 2 plates that make up the great rift valley is the African plate and the Arabian plate.
Answer:
It was earthquake's that formed the Andes mountains your welcome.
Due to desertification and droughts