WorksheetsUniversal Gravitation
Total questions: 27
Worksheet time: 27mins
Which of the following formulas is the correct equation for the law of Universal gravitation?
F=d2GM1M2
F=mg
F=m1m2Gd2
F= F=d2KQ1Q2
A moon is located at 1 unit out from the planet it orbits. If that moon was orbiting at 2 units out from the planet, how much would the gravitational force on the moon be compared to its distance at 1 unit?
41 of the original force
61 of the original force
twice as much
4 times as much
If I double the mass of one object without changing anything else, What would happen to the gravitational force between that object and any other object?
Doubles
Quadruples
Cut in Half
41 as much
What happens to Gravitational force if I double both of the masses but don't change their distance?
doubles
half as big
4 times bigger
41 as much or 4 time smaller
Calculate the force of gravity (F) between two objects whose masses are m1 = 100 kg and m2 = 1000 kg if they are separared by a distance of d = 500 m.
2.67 * 10-11 N
0.4 N
6.67 * 10-11 N
1.3 * 10-8 N
Find the distance between two objects whose masses are m1 = 4,500 kg, and m2 = 8,700 kg; if the gravitational force between them is F = 2.0 x 10-8 N.
130565.25 m
361.34 m
0.19575 m
0.783 m
I man who weighs 1000N on the surface of the earth will weigh how much at twice the distance in the atmosphere.
500 N
250 N
2000 N
4000N
At what point is the force of gravity on an object greatest
At the center of the earth (Core of the earth)
At twice the distance from the surface of the earth
At the surface of the earth
The force of gravity ios the same irrespective of distance from the center of the earth
If the sun's mass is 2.0x1030 kg, and itsradius is 7.0 x 108 m, what is the strength of its gravitational field, "g"?
9.8 m/s2
272.2 m/s2
27.2 m/s2
200 m/s2
Is it true that the moon falls?
No, it could have fallen by now.
No, there is no good explanation as to why
Yes, the moon is falling around the earth due to its tangential velocity.
Yes, the moon is falling straight down.
What would the force between them be if the distance between them were doubled?
Calculate the gravitational force between two objects when they are 0.750m apart. Each object has a mass of 5.00kg.
2.96x10-9N
3.00x10-6N
2.22x10-9N
2.23x10-8N
Find the distance between two objects whose masses are m1 = 4,500 kg, and m2 = 8,700 kg; if the gravitational force between them is F = 2.0 x 10-8 N.
130565.25 m
361.34 m
0.19575 m
0.783 m
What is the gravitational force between two identical 50,000 kg asteroids whose centers of mass are separated by 1000 m?
2500 N
3.3 x 10-12 N
1.67 x 10-4 N
1.67 x 10-7 N
Two spherical objects have masses of 8000 kg and 1500 kg. Their centers are separated by a distance of 1.5 m. Find the gravitational attraction between them
5.4 X 10-4 N
1.2 X 107 N
3.6 X 10-4 N
5.33 N
The Net Force between the two spheres is 40N.
Scenario: The distance between the two masses is then halved. How much will the numerator be divided by?
2d2=4d
.5d2= .25d
2d
.5d
Two masses 8000 kg and 1500 kg are 1.5 m apart. Find their gravitational pull.
3 N
0.0003 N
3000 N
30 N
Earth pulls satellite, and satellite pulls Earth. Which of the forces is stronger?
Earth pulling satellite
Satellite pulling Earth
Both the same
Not enough information to determine
When an astronaut in orbit is weightless, he or she is
beyond the pull of Earth’s gravity
still in the pull of Earth’s gravity
in the pull of interstellar gravity
.beyond the pull of the sun’s gravity
The radius r (the distance between the masses), is found by measuring
From the nearest surface of one object to the other's surface
From the center of one mass to the center of the other's center
From the farthest surface of one object to the other's surface
