HOW WAS OXYGEN ADDED TO THE ATMOSPHERE?

What percent change represent a percent increase

Great britain and japan are both island nations with limited resources. as a result, each nation developed according to its distinctive geographic location and limitations. for this assignment, compare and contrast the effects of geography on the industrialization and imperialistic growth of these two nations. use evidence from at least five documents in your essay. support your response with relevant facts, examples, and details.

Which revelation resulted from the observation of the spectrum of different galaxies? a. there were more galaxies whose spectrum was blueshifted b. there were no galaxies whose spectrum was redshifted c. there were more galaxies whose spectrum was redshifted d. there were no galaxies whose spectrum was blueshifted