Which of the following are the smallest-sized particles in soil?
a.) sand
b.) silt
c.) clay

Compared with the land in the highlands, the lowlands region of england a) rockier and more difficult for farmingb) the center of business and industryc)richer in coal reservesd)covered by more fertile farmland d) covered by more fertile farmland

The oil and gas found in the middle east are regulated by a. organization of petroleum exporting countries b. southwestern asian oil refineries c. north atlantic treaty organization

Identify the type of weathering seen in each picture ? chemical weathering mechanical weathering