Which natural law is illustrated by the fact that the fertilizers we use can contaminate the water supply?
A) law of conservation of mass
B) law of definite proportions
C) law of the conservation of energy
D) Avogadro's law
E) all of the above
Question 2
Southern Asia is marked by a wildly wet monsoon season in the winter followed by a starkly dry summer. How might the water from the monsoon season be best captured for use in the summer?
A) Water should be caught using large tarps, the the water funneled into storage barrels.
B) A large dam with accompanying hydroelectric plant should be constructed.
C) Channels should be dug to guide monsoon rainwater to underground wells.
D) Each household should be responsible for catching and preserving its own water in preparation for the hot dry summer.
Dentition of a collared peccary, as illustrated in Knight's Sketches in Natural History
A hole in the muffler allows condensed water to escape.
Natural Settings
Water-Reactive Salts
Water forms spheres of hydration
The water cycle