Quiz  /  Kepler's Law Class 11 MCQ Questions With Answers

  • 1. 
    A perfect circle has an eccentricity of ______.

  • 0
  • .99
  • 2

  • 2. 
    Which object would have an eccentricity closest to 0?

  • Red
  • Blue
  • Pink

  • 3. 
    What has an eccentricity of zero

  • a straight line
  • a large ellipse
  • a circle
  • a small ellipse

  • 4. 
    Kepler's first law states that the orbits of the planets are oval in shape or

  • ellipses
  • perfect circles

  • 5. 
    This movement of earth over 11,000 years will change our north star to Vega

  • nutation
  • precession
  • revolution
  • rotation

  • 6. 
    The place where a planet is closest to the Sun as it orbits the Sun is called the

  • perihelion
  • aphelion

  • 7. 
    The line joining the sun and planet sweeps out equal area in equal interval of time

  • keplers law of orbit
  • keplers second law for planetary motion
  • keplers law of period
  • newtons law

  • 8. 
    What is the smallest terrestrial planet?

  • Mars
  • Venus
  • Mercury
  • Earth

  • 9. 
    What is true about the area between points A, B and the Sun, and the area between points H, I and the Sun?

  • The area between A, B and the Sun is the largest.
  • The area between H, I and the Sun is the largest
  • Both areas are equal in size
  • There is not enough information to determine the areas

  • 10. 
    The astronomer who made correction in the astronomical calendar was

  • Johannes Kepler
  • Tycho Brahe
  • Nicolas copernicus
  • Newton

  • 11. 
    Earth and the other planets closest to the Sun are made mostly of _______

  • gas
  • metal
  • water
  • rock

  • 12. 
    The farther away a planet is from the sun, the _______ it takes it to orbit the sun once.

  • longer
  • shorter

  • 13. 
    Planets orbit the Sun in a shape called a(n)

  • circle
  • ellipse
  • focus
  • perihelion

  • 14. 
    An ellipse is drawn around two points called

  • aphelion
  • perihelion
  • foci
  • axis

  • 15. 
    The place where a planet is farthest away from the Sun in its orbit around the Sun is called the

  • aphelion
  • perihelion

  • 16. 
    Where is the planet moving faster

  • Position A to B
  • Position B to C
  • Position H to I
  • Position I to J

  • 17. 
    Which orbit is most eccentric?

  • 3
  • 5

  • 18. 
    A planet moves __________ when it is farthest from the sun.

  • faster
  • slower

  • 19. 
    The correct statement is

  • planet moves slow when it closer to sun and fast as it moves away from sun
  • planet moves with same speed every where in the orbit
  • planet move slow and fast depending upon size
  • planet moves fast when close to sun and slow when moves away from sun

  • 20. 
    The correct statement for kepler third law is

  • time period is equal to distance between sun and planet
  • square of time period is proportional o square of distance between sun and planet
  • The square of ration of period of A to Planet B is equal to ratio Cube of distance between planet A to Planet B from sun
  • Cube of period is proportional to square of distance

  • 21. 
    The "Law of Harmonies" is which of Kepler's Laws?

  • 1st
  • 2nd
  • 3rd
  • 4th

  • 22. 
    According to Kepler law sun is situated at

  • center of orbit
  • anywhere in the orbit of planet
  • any of foci of elliptical orbit
  • Can be any wherr

  • 23. 
    Who created the Universal Law of Gravitation?

  • Newton
  • Galileo
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