What caused earth to develop layers as it’s cooled? a. it’s magnetic field b. it’s speed of rotation c. escape of gases d. differences in density

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

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How do ratio scale and diagrammatic scale work