What is Newton's law of gravity? (AQA A-Level Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
In which year did Wren, Hooke, and Halley discuss the inverse square law for gravitational force?
In which year did Wren, Hooke, and Halley discuss the inverse square law for gravitational force?
1684
What was the key insight from Newton's cannon thought experiment about the Moon's motion?
What was the key insight from Newton's cannon thought experiment about the Moon's motion?
Moon constantly falls towards Earth
According to the inverse square law, what happens to gravitational force if distance is doubled?
According to the inverse square law, what happens to gravitational force if distance is doubled?
Force becomes one quarter
Which equation represents Newton's law of universal gravitation?
Which equation represents Newton's law of universal gravitation?
What is the value of the gravitational constant ?
What is the value of the gravitational constant ?
N m kg
Who experimentally determined the value of the gravitational constant ?
Who experimentally determined the value of the gravitational constant ?
Henry Cavendish
In which year was Philosophiae Naturalis Principia Mathematica first published?
In which year was Philosophiae Naturalis Principia Mathematica first published?
1687
What do point masses represent in Newton's law of gravitation?
What do point masses represent in Newton's law of gravitation?
Mass concentrated at the centre
In Newton's equation , what does represent?
In Newton's equation , what does represent?
Distance between centres of masses
How is gravitational force related to the masses of two objects?
How is gravitational force related to the masses of two objects?
Directly proportional to their product