Earth Science-scientists/famous Astronomers

22 Questions  I  By Caraj
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Earth Science Quizzes & Trivia

  
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Questions and Answers

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  • 1. 
    Who calculated that the earth and the sun, but were too small
    • A. 

      Kepler

    • B. 

      Aristarchus

    • C. 

      Galileo


  • 2. 
    the plotemic system was..
    • A. 

      An autobiography

    • B. 

      A volume about the movements of planets

    • C. 

      Book about the measuring of planets


  • 3. 
    who discovered earth was a planet
    • A. 

      Kepler

    • B. 

      Copernicus

    • C. 

      Brahe


  • 4. 
    Who proposed the model of the solar system with the sun at the center
    • A. 

      Copernicus

    • B. 

      Kepler

    • C. 

      Brahe


  • 5. 
    Who made most of mars obervations, plus were more precise then before
    • A. 

      Brahe

    • B. 

      Kepler

    • C. 

      Galileo


  • 6. 
    Who spent 20 years plotting the planets
    • A. 

      Kepler

    • B. 

      Brahe

    • C. 

      Copernicus


  • 7. 
    Who discovered the three laws of planetary motion, plus had a strong mathematical mind
    • A. 

      Brahe

    • B. 

      Galileo

    • C. 

      Kepler


  • 8. 
    True or false: the orbit of mars and other planets are ellipses, not circles
    • A. 

      True

    • B. 

      False


  • 9. 
    As mars moves away from the sun it...and when it moves toward the sun it....
    • A. 

      Slows down....speeds up

    • B. 

      Speeds up....slows down

    • C. 

      Gets hotter....gets cooler


  • 10. 
    Keplers 2nd law of planetary motion states: 
    • A. 

      The path of each planet around the sun is an ellipse, with the sun at one focus

    • B. 

      The square length of time it takes a planet to orbit the sun is proportional to it distance around the earth

    • C. 

      Each planet revolves so an imaginary line connecting it to the sun sweeps over equal areas at equal time intervals


  • 11. 
    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. 

      Earth

    • B. 

      Sun

    • C. 

      Moon


  • 12. 
    And AU is NOT equal to...
    • A. 

      The earths distance from the sun

    • B. 

      150 million kilometers

    • C. 

      8.3 light-minutes


  • 13. 
    Galileos most important contributions were...
    • A. 

      The three laws of planetary motion

    • B. 

      His descriptions of the behavior of moving objects

    • C. 

      His work with the sun


  • 14. 
    Who first used a telescope
    • A. 

      Brahe

    • B. 

      Copernicus

    • C. 

      Galileo


  • 15. 
    What did galileo NOT discover...
    • A. 

      Four satellites, or moons orbiting jupiter

    • B. 

      Discovery that the planes are just points of light

    • C. 

      Venus had phases, just like the moon


  • 16. 
    True or false: the moon surface is smooth
    • A. 

      True

    • B. 

      False


  • 17. 
    What is a sunspot, who discovered it? 
    • A. 

      Dark regions, kepler

    • B. 

      Dark regions, galileo

    • C. 

      Light, swirling lava, brahe


  • 18. 
    Who created the law of universal gravitation
    • A. 

      Newton

    • B. 

      Galileo

    • C. 

      Brahe


  • 19. 
    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. 

      True

    • B. 

      False


  • 20. 
    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. 

      Newton

    • B. 

      Galileo

    • C. 

      Kepler


  • 21. 
    The greater the mass of the object....
    • A. 

      The lesser the gravitational force

    • B. 

      The greater the gravitational force

    • C. 

      The more sunspots


  • 22. 
    The force of gravity acting upon an object is...
    • A. 

      Mass

    • B. 

      Density

    • C. 

      Weight


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