Classify each of the following as features of either erosion or deposition: (a) arete, (b) out-wash, (c) cirque, and (d) till. Please help!!

The blank theory suggests that the sun, planets, and other celestial bodies of the solar system came from a cloud of dust and gas? a.) condensationb.) steady state c.) big bang d.) nebular

The country in the world with the largest population is_?

Compounds which are found naturally in the earth are called: a. ores b. composites c. rocks d. minerals