Whose ideas are not directly reflected in our modern understanding of the universe?

a. kepler

b. galileo

c. copernucis

d. ptolemy

How can you use document e and f to argue that imperialism was more important than alliances and arms build up as the underlying cause of ww1? how could you counter this argument

Iron making developed in china almost a thousand years later than in the middle east. true false

What was the original design for washington’s streets?!