Why does sound travel rapidly though the lower well-mixed surface layer?
A) Temperature and pressure are homogeneous
B) Temperature and salinity are homogeneous
C) It produces high refraction areas
D) Density is heterogeneous
B
Environmental & Atmospheric Sciences
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Which of the following is the newest country in Sub-Saharan Africa, having gained independence in July of 2011?
A. Sudan B. Somalia C. Ethiopia D. South Sudan
Environmental & Atmospheric Sciences
There is a high degree of correlation between biomes and climate types
a. True b. False Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
In the Southern Hemisphere, June 21 is the _______________ solstice
Fill in the blank(s) with correct word
Environmental & Atmospheric Sciences
When a factory pollutes a river, the costs and losses that affect people downstream would be called ________ costs.
A. Social B. Incidental C. External D. Internal E. Indirect
Environmental & Atmospheric Sciences