Photochemical smog is produced when:
A. oxides of nitrogen and carbon dioxide are exposed to sunlight together
B. oxides of nitrogen and unburned hydrocarbons are exposed to sunlight together.
C. oxides of nitrogen and carbon monoxide are exposed to sunlight together
D. carbon monoxide and unburned hydrocarbons are exposed to sunlight together
Answer: B
You might also like to view...
____ adults are attracted to the color yellow, so yellow sticky cards are employed to help lower
populations.
a. Mealybug c. Thrip b. Leafminer d. Scale
Why do spherical encapsulated ice containers have dimples on their exterior surface?
What will be an ideal response?
The refrigeration process can best be described as the transferring of heat from an objectionable location to a place where the addition of this heat has __________ on the surrounding conditions.
A. great effect B. little or no effect C. moderate effect D. synthetic effect
Technician A says that panel painting is a technique used when the color is known to be a perfect match to the existing finish. Technician B says that when applying color using the panel painting technique, gun angles must be kept perpendicular to the panel, with the proper distance maintained at all times. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B