The united arab emirates was able to use over 600 billion gallons of water in 2004 by a. a large port system to trade oil for water. b. a large system of irrigation pipes. c. a large number of desalination plants. d. a large number of dams to store water.

Suppose you had to resolve the problems believed to be caused by distance decay in russia. what would you suggest?

Some gamma ray bursts are hypothesized to come from mergers of neutron stars or black holes. if this hypothesis is correct, what else should we in principle be able to detect from such mergers? a. gravitiational waves b. x-ray bursts c. significant disruption of gas thousands of light-years away in the surrounding galaxy d. an "afterglow" of bright visible light, lasting for weeks

The dashed segment of the plotted experiment in the graph in the lesson is called an