Which of the following molecules can have dipole-dipole interactions?
A) CH4
B) H2S
C) both a and b
D) neither a nor b
B
Environmental & Atmospheric Sciences
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What organism usually fixes nitrogen into usable chemical forms?
A) Archaea B) Extremophiles C) Cyanobacteria D) All of these choices
Environmental & Atmospheric Sciences
The first major US initiative to clean up the nation's air was
A) the 1870 Clean Air Act. B) the 1920 Clean Air Act. C) the 1970 Clean Air Act. D) the Magna Carta.
Environmental & Atmospheric Sciences
Which of the following are found near plate boundaries?
A. volcanoes B. mid-ocean ridges C. trenches D. earthquakes E. All of these choices are correct.
Environmental & Atmospheric Sciences
The decrease in the worldwide fertility rate is likely linked to urbanization and increased opportunities for women.
Answer the following statement true (T) or false (F)
Environmental & Atmospheric Sciences