10 Questions
In which book did Sir Isaac Newton present his laws of motion, equations of motion, and theory of gravity?
Principia
What did Sir Isaac Newton derive mathematically with his theory of gravity?
Kepler's laws
What was not known about planetary motions before Newton's theory of gravity?
The reason why planets move in the way described by Kepler’s laws
What happens to the stone when the string is released after rotating it in a circle?
It flies off along a tangent to the circle
Where was Sir Isaac Newton born?
England
What is the name of the force that acts on an object moving along a circle and is directed towards the centre of the circle?
Centripetal force
What did Newton invent that has wide-ranging applications in physics and mathematics?
Calculus
What force must be exerted by the Earth to attract the moon towards itself?
Gravitational force
What is the name of the telescope that Newton was the first scientist to construct?
Reflecting telescope
Do the other planets in the solar system revolve around the Sun in a similar fashion?
Yes, and similar force is acting on them
Test your knowledge about the life and contributions of Sir Isaac Newton, one of the greatest scientists. Learn about his laws of motion, equations of motion, and theory of gravity presented in his book Principia.
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