INSIGHT UPSC QUIZ

Science & Technology General Science
Q.

Read the following statements carefully: 

1. Motion of the moon around the earth.

2. Tides in open seas.

3. Rotation of earth.

4. Motion of planets around the Sun.

Which of the events given above are result of force of ‘Gravitation’?

Explanation:

 ANSWER: (C) 

  • The universal law of gravitation says that every object in the universe attracts every other object with a force which is proportional to the product of their masses and inversely proportional to the square of the distance between them. 
  • It successfully explained several phenomena which were believed to be unconnected:
  • the force that binds us to the earth; 
  • the motion of the moon around the earth;
  • the motion of planets around the Sun; and

the tides due to the moon and the Sun.

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