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This is an MCQ-based quiz on the topic of The Principles of Planetary motion.
This includes the following:-
The radius of the planet
Mass of the planet
Gravitational Force
Attraction Force
Radius between the planet
Does Newton's law of universal gravitation state that masses of objects have gravity
True
False
Did Newton's law of universal gravitation state that the force of gravitation is dependent upon the masses of the two objects?
True
False
How will the distance between the two masses affect the gravitational forces?
More separation, greater gravitational forces
Less separation, greater gravitational forces
More separation, weaker gravitational forces
Less separation, weaker gravitational forces
What will be the force of gravity if the mass of one of the objects is tripled?
1/3
3
Same
0
Will more massive objects attract each other with a greater gravitational force or a smaller gravitational force?
Greater
Smaller
If you stood atop a ladder on Earth that was as tall as Earth's radius (so you were twice as far from Earth's center) your weight atop the ladder would be _____.
1/8
1/4
1/2
0
The gravitational force between two massive spheres
Attraction
Repulsion
Both A & B
None of the above
A planet has half the mass of the Earth and half the radius. Compared to its weight on Earth, an apple on this planet would weigh _____
Twice
One-fourth
Half
Same
The force of gravity on you is greatest when you are standing _____ Earth’s surface.
Far above
Just above
On
None of the above
If Earth's mass decreased to one half its original mass, with no change in radius, then your weight would _____
Same
Decrease
Increase
None of the above
