The Arabic word for stone describes a desert surface covered with coarse gravel, pebbles, and boulders. This word is ________.
A) suq
B) wadi
C) reg
D) erg
E) hamada
Question 2
A dark, shiny coat of iron and manganese oxides on pebbles, stones, and larger outcrops is known as ________.
A) a reg
B) desert varnish
C) pediment
D) a hamada
E) an erg