Who originated the idea that planets go in ellipses around the sun?
A) Copernicus B) Ptolemy C) Kepler D) Galileo E) Brahe
C
Physics & Space Science
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The average distance from Earth to the Sun is about _____
A) 23 million miles B) 53 million miles C) 73 million miles D) 93 million miles
Physics & Space Science
Physics deals with matter, motion, force, and ______________
Fill in the blank(s) with correct word
Physics & Space Science
The colors of Jupiter's clouds suggest the presence of ________.
A. organic molecules B. iron oxides C. red-shifted colors due to the fast motion D. hydrogen and helium E. carbon dioxide
Physics & Space Science
Interferometry
a. is used to improve the resolving power. b. decreases the chromatic aberration of a telescope. c. works only for large x-ray and ultraviolet telescopes. d. requires that radio telescopes be within a few hundred feet of each other. e. none of the above
Physics & Space Science