Which of the following describes the time when pollution is most severe in urban areas?
A. when a large slow-moving anticyclone moves into an area
B. when a storm system begins developing to the west
C. when a cold upper-level low moves into a region
D. when a warm front passes through the area
Answer: A
You might also like to view...
In which of these countries/places is soil erosion not a concern?
A. Greenland B. United States C. Canada D. Australia
In the mid-1990s, Congress passed revisions to the Clean Water Act with broad public support
Indicate whether the statement is true or false
Which of the following will change the numerical value of the equilibrium constant of a particular reaction?
A) increasing the concentration of the reactants B) increasing the concentration of the products C) both a and b D) neither a nor b
What would happen to summer temperatures in North America if Earth's rotational tilt increased?
What would happen to summer temperatures in North America if Earth's rotational tilt increased? A) Temperatures would increase. B) Temperature would decrease. C) Temperatures would be unchanged.