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10 questions
The diagram shows two bowling balls, A and B, each having a mass of 7.00 kilograms, placed 2.00 meters apart.
What is the magnitude of the gravitational force exerted by ball A on ball B?
8.17 × 10–9 N
1.63 × 10–9 N
8.17 × 10–10 N
1.17 × 10–10 N
The magnitude of the gravitational force between two objects is 20. Newtons. If the mass of each object were doubled, the magnitude of the gravitational force between the objects would be
5.0 N
10. N
20. N
80 N
Two equal point masses are separated by a distance of 1 meter. If one mass is doubled, the gravitational force between the two masses would be
one-half as great
two times greater
one-fourth as great
four times greater
What is the magnitude of the gravitational force of attraction between two 0.425-kilogram soccer
balls when the distance between their centers is 0.500 meter?
As a meteor moves from a distance of 16 Earth radii to a distance of 2 Earth radii from the center of Earth, the magnitude of the gravitational force between the meteor and Earth becomes
1/8 as great
8 times as great
64 times as great
4 times as great
When a satellite is a distance R from the center of Earth, the force due to gravity on the satellite is F. What is the force due to gravity on the satellite when its distance from the center of Earth is 3R ?
F/9
F/3
F
9F
Which graph best represents the gravitational force between two point masses as a function of the distance between the masses?
As the distance between two objects increases, the gravitational force of attraction between them will
decrease
increase
remain the same
What is the magnitude of the gravitational force between an electron and a proton separated by a distance of 1.0 × 10–10 meter?
mass of a proton = 1.67 x 10^-27 KG
mass of an electron = 9.11 x^-31 kg
1.0 × 10–47 N
1.5 × 10–46 N
1.0 × 10–37 N
1.5 × 10–36 N
If the distance between a spaceship and the center of the Earth is increased from one Earth radius to 4 Earth radii, the gravitational force acting on the spaceship becomes approximately
1/16 as great
1/4 as great
16 times greater
4 times greater
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