Aeon
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4 answers
4 votes
137 views
Why do object accelerate towards the Earth in general relativity?
5 answers
4 votes
645 views
If gravity isn’t a force how does it cause motion?
3 answers
4 votes
564 views
How far could you see from an airplane at 35,000 feet?
1 answers
3 votes
326 views
Is there anything that can be created from absolutely nothing?
4 answers
3 votes
160 views
Why do individual helium atoms rise?
1 answers
1 votes
64 views
Does this paper show that the universe could have come from nothing?
0 answers
1 votes
30 views
Where does the energy from expanded light go?
2 answers
1 votes
59 views
Why is the buoyant force of some object equal to the gravitational force of the fluid displaced?
0 answers
0 votes
17 views
Would a column of water ever with the bottom in a tub “drain” if it was tall enough?
0 answers
0 votes
21 views
Does the radius of the observable universe confirm the speed of light is constant in all directions?
2 answers
0 votes
101 views
Why do “sparks” fly off of hot metal when compressed?
2 answers
0 votes
103 views
How do museums keep Foucault’s pendulum going constantly?
0 answers
0 votes
40 views
When is gravity a force?
2 answers
0 votes
89 views
How do rockets create thrust in a vacuum?
2 answers
0 votes
180 views
Relationship between gravity and density
3 answers
-3 votes
196 views
Why does the national center for science education say “gravity is only a theory”?