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Earth Science-scientists/famous Astronomers

22 Questions  I  By Caraj
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Earth Science Quizzes & Trivia

  
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1.  What is a sunspot, who discovered it? 
A.
B.
C.
2.  And AU is NOT equal to...
A.
B.
C.
3.  Who made most of mars obervations, plus were more precise then before
A.
B.
C.
4.  True or false: the moon surface is smooth
A.
B.
5.  What did galileo NOT discover...
A.
B.
C.
6.  As mars moves away from the sun it...and when it moves toward the sun it....
A.
B.
C.
7.  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.
8.  Who first used a telescope
A.
B.
C.
9.  Who calculated that the earth and the sun, but were too small
A.
B.
C.
10.  Galileos most important contributions were...
A.
B.
C.
11.  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.
12.  the plotemic system was..
A.
B.
C.
13.  Keplers 2nd law of planetary motion states: 
A.
B.
C.
14.  Who discovered the three laws of planetary motion, plus had a strong mathematical mind
A.
B.
C.
15.  True or false: the orbit of mars and other planets are ellipses, not circles
A.
B.
16.  Who proposed the model of the solar system with the sun at the center
A.
B.
C.
17.  who discovered earth was a planet
A.
B.
C.
18.  Who created the law of universal gravitation
A.
B.
C.
19.  The greater the mass of the object....
A.
B.
C.
20.  Who spent 20 years plotting the planets
A.
B.
C.
21.  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.
22.  The force of gravity acting upon an object is...
A.
B.
C.
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