QUESTION 3 (2015) Which of the following was an innovation of the 1870s and 1880s?
O a. computer
O b. the airplane
oc telephone
O d. telegraph

One of galileo’s contributions to science was a creating the coordinate plane system. b developing the scientific method. c improving the telescope. d inventing the astrolabe.

What was revolution? a.)a pacifist newspaper b.)an abolitionist newspaper c.)a radical feminist newspaper d.) a radical permission is newspaper

What combines with particles of weathered bedrock to make the fertile soil of the midwest ? a.corn and soybeans b.remains of plants and animals c.fields and pastures d.annual precipitation