Which element is primarily involved in causing brown-air smog over Los Angeles, CA?
A. nitrogen
B. sulfur
C. carbon
D. radon
Answer: A
Environmental & Atmospheric Sciences
You might also like to view...
Traits like eye color are controlled by _______, the basic unit of inheritance. Fill in the blank(s) with the appropriate word(s)
Environmental & Atmospheric Sciences
Since the Earth has density stratified layers, which layer would be the densest?
a. The outer core b. The mantle c. The inner core d. The crust
Environmental & Atmospheric Sciences
By putting events in order, scientists can use the order to determine how long ago certain geologic events took place
Indicate whether this statement is true or false.
Environmental & Atmospheric Sciences
The main "ingredient" in the formation of coral is ________.
A) nitrogen B) barnacles C) plant roots D) waves E) calcium carbonate
Environmental & Atmospheric Sciences