Columbus was not trying to prove that the world was round. Educated people in Europe were already fairly sure of that. In fact, Columbus made two big mistakes when he tried to sail to the Far East. What
were they?

Which statement explains what happened to the agriculture economy in russia under communism

How many structures do prokaryotic cells have in common with the eukaryotic cells? a. 2b. 3c. 4d. 5

What is likely to happen in the long term if the earth continues to absorb more energy than it emits? a. the earth will discontinue recycling energy. b. organisms will begin to compensate for the change by incorporating more energy. c. the overall temperature of the earth will increase. d. the nutrient cycles will happen more frequently. select the best answer from the choices provided a b c d