Applied principles of physics to make practical inventions
They were similar because with olfactory lethargy you have a delay in detecting a new smell because your receptors are overworked from a previously heavy smell, the same thing appear with afterimage, you stare at a color and your cones become lethargy, thus showing an afterimage of another color. they were contrasting because one deals with olfactory bulbs and the other deals with occipital lobes and optic nerves.
Answer:maintaining a blockade of enemy ports
Explanation:During the First World War, Britain intended to use its powerful navy to starve Germany and Austria-Hungary into submission. By maintaining a blockade of enemy ports it hoped to cut off supplies from the outside world. The consequences of this strategy were complex