Multiple Choice
In Newton's law of universal gravitation, the magnitude of the gravitational force between two point masses is . Which factors affect the strength of the gravitational force?
8. Centripetal Forces & Gravitation
Newton's Law of Gravity
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Which of the following is an example of a force described by Newton's law of universal gravitation?
A
The Moon is attracted toward Earth due to their masses, producing an attractive force between them.
B
A charged balloon sticking to a wall due to electrostatic attraction.
C
A swimmer moving forward because of the force of water pushed backward.
D
A book resting on a table is supported by the table’s normal force.
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