In general, the of a simple machine is the ratio of the distance over which the force is applied to the distance over which the load is moved.

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Geothermal energy for industrial use is available almost anywhere. a.true b.false

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering