____________________air pollutants enter the atmosphere directly—from smokestacks and tail pipes, for example
Fill in the blank with correct word.
ANSWER: Primary?
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One of the postulates of Dalton's theory was incorrect. Which of the following best describes the effect of the incorrect postulate?
A) Since one postulate was incorrect the theory must be discarded. B) The theory can still be used because the erroneous postulate does not have any effect on the physical properties of the elements. C) The theory can still be used because the erroneous postulate does not have any effect on the chemical properties of the elements. D) The theory can still be used because the erroneous postulate does not have any effect on either the chemical or physical properties of the elements.
A vector is an organism that ________
A) is beneficial to parasitized organisms B) is always parasitic C) preys upon vulnerable species D) a host species vulnerable to infection E) carries a parasite but is never affected by it
Oceanic-type crust is more dense than continental-type crust.
Answer the following statement true (T) or false (F)
Answer the following statement(s) true (T) or false (F)
1. The spread of Western culture such as food and drink, movies and TV programs has wiped out local cultural differences. 2. People of the world are less aware of what is happening far away than they used to be. 3. Economic globalization has no impact on social or cultural features of regions. 4. "Localization" involves no region larger than a local community. 5. The dominant political entities are country governments.