Question 1. Select the best answer regarding your observation from step 1.9. a. both s and b appear as identical sine waves. b. both s and b have the same amplitudes but different frequencies. c. both s and b appear as identical cosine waves. d. both amplitudes and frequencies are equal.

As seen in a us weather map, the h (or high) and l (or low) symbols indicate regions where surface air pressures are high or low, respectively, compared to surrounding areas. an h is plotted where the air pressure is highest and an l is plotted where the air pressure is lowest. proceeding outward and away from the center of a high pressure system, the air pressure "