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Earth Science-scientists/famous Astronomers

22 Questions  I  By Caraj
Earth Science Quizzes & Trivia

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