How was salinity measured before the use of salinometers?
A) Silver nitrate was used to measure the chlorinity
B) The mass of the salts were measured after water was evaporated
C) The conversion of sodium levels to salinity based on equations
D) All of these choices
A
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In science, facts
A) are absolute. B) may change. C) mean very little. D) are more important than theories.
Which of the following is the best way to describe the growth of global wind energy over the past 15 years?
A) Static B) Declining C) Exponential D) Linear
The "mistral", "taku", and "bora" are regional names for a gravity-flow wind, which is properly termed a ________ wind
A) sea breeze B) Hadley cell C) monsoon D) katabatic E) foehn
Braided streams, such as the Brahmaputra River, are found in areas
A) where the load is higher than the capacity. B) where the bed and suspended loads are high. C) that are subject to new sediment from glaciers or landslides. D) subject to sediment deposition on the river bed. E) all of the above