A 1 kg object sits on the earth’s surface. What is the force of gravity between the object and the earth? (mass of the earth = 5.97 x 10 24kg, radius of the earth = 6.37 x 10 6m)
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Ответ:
9.81N
Explanation:
the force of attraction is given by
F=GmM/R²
where m is mass of the body
M is mass of the earth
R is radius of the earth
G is the universal gravitational constant(6.67x10-¹¹)
hence we substitute the values in the formula.
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