What happens to the log if the density of water is decreased?
a. the log sinks in the water
c. the log rises out of the water
b. the log rises in the water
d. nothing change

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