Scientists define the boundaries between different layers of the atmosphere based on sudden changes in the temperature vs. altitude and/or pressure vs. altitude graphs. How many layers of the atmosphere can you find?

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

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the element that provides strength to the exoskeletons of clams and oysters is phosphorus. this is so because calcium carbonate is the main component in the shells.

explanation:

c: warm water flows from the western tropical pacific toward south america. that should be the right answer! hope it .

69 is the correct math for the amino acids