Author Question: The realization that Earth was a sphere A) did not occur in Europe until the first voyages of ... (Read 46 times)

jazziefee · **on:** Jul 14, 2018

The realization that Earth was a sphere

A) did not occur in Europe until the first voyages of Columbus.
B) had to wait until the modern era (1800s).
C) was first made by Pythagoras, 580-500 B.C.
D) was made by Isaac Newton.

Question 2

Which of the following is true?

A) Water has been discovered on no other planet.
B) There is no evidence of water ever existing on Mars.
C) Water occurs in significant quantities only on Earth.
D) Ice has not been detected below the surface of our Moon.