Write a essay about the law of conservation of mass ( write at least 6 or 7 sentences )

The layers of earth are based on what two sets of characteristics?

In order from largest to smallest what are earths five main oceans

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