What prevents wind from blowing in a straight line from the north pole to the south pole?

Which kind of aquatic ecosystem does the photograph most likely show? a. marsh b. swamp c. lake d. river

25) a student takes four samples of a white crystalline solid and places each in a well plate. on top of each sample, she carefully places 20 drops of clear mystery liquids a, b, c and d. her results for each well are: liquid a: the solid dissolves quickly. liquid b: the solid appears unchanged. liquid c: a brownish colored liquid is produced. liquid d: fizzing occurs and the well becomes warmer. in which well does a physical change occur?

Based on the data in your tables, did the light-colored moths have a higher or lower survival rate after the industrial revolution?