Ancient History of Astronomy
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Slide 36
The Universal Law of Grav
Any two bodies are attracting each other through gravitation, with a force proportional to the product of their masses and inversely proportional to the square of their distance:
ity
Slide 37
According to Newton’s universal law of gravity, the sun is attracting the Earth with a force of 3.6*1022 N. What is the gravitational force that the Earth exerts on the sun?