Earth Science-scientists/famous Astronomers

22 Questions  I  By Caraj
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Earth Science Quizzes & Trivia

  
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1.  And AU is NOT equal to...
A.
B.
C.
2.  What did galileo NOT discover...
A.
B.
C.
3.  Who spent 20 years plotting the planets
A.
B.
C.
4.  the plotemic system was..
A.
B.
C.
5.  The force of gravity acting upon an object is...
A.
B.
C.
6.  What is a sunspot, who discovered it? 
A.
B.
C.
7.  Keplers 2nd law of planetary motion states: 
A.
B.
C.
8.  Who calculated that the earth and the sun, but were too small
A.
B.
C.
9.  Galileos most important contributions were...
A.
B.
C.
10.  As mars moves away from the sun it...and when it moves toward the sun it....
A.
B.
C.
11.  True or false: a moving object will continue to move at a constant speed and in a straight line with gravity is called inertia
A.
B.
12.  According to........, every body in the universe attracts every other body with a force that is directly proportional to their masses and inversely proportional to the square of the distance between their mass ( law of gravitation) 
A.
B.
C.
13.  The greater the mass of the object....
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B.
C.
14.  Keplers third law states that the square length of time it takes a planet to orbit the sun is proportional to the cube of its mean distance from the...
A.
B.
C.
15.  Who discovered the three laws of planetary motion, plus had a strong mathematical mind
A.
B.
C.
16.  Who made most of mars obervations, plus were more precise then before
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B.
C.
17.  Who first used a telescope
A.
B.
C.
18.  Who created the law of universal gravitation
A.
B.
C.
19.  Who proposed the model of the solar system with the sun at the center
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B.
C.
20.  True or false: the orbit of mars and other planets are ellipses, not circles
A.
B.
21.  who discovered earth was a planet
A.
B.
C.
22.  True or false: the moon surface is smooth
A.
B.
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