All Questions
7
questions
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3
answers
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Pseudo Orbital motion only due to Coriolis force
Planet, say of mass M and radius R is rotating with some angular velocity ω and a object of mass m (initially on the surface and rotating with the planet) was launched with velocity v vertically ...
- 19
0
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0
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117
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If motion is relative, can we say that the Earth doesn't revolve around the Sun? [duplicate]
Considering motion to be relative, consider these two cases as follows
An observer is standing on the sun and observing the earth and the earth has no background (no stars and stuff in the background)...
- 183
3
votes
4
answers
2k
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Does Relativity make a difference on whether Earth revolves around the Sun or not?
According to the theory of relativity there is no ultimate preferred frame of reference in our universe. It means that whenever there is motion between object A and object B, whether it is considered ...
- 157
2
votes
2
answers
86
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If I use the Earth as my point of reference on a model, would it be valid if I said that the Sun orbits the Earth? (in my model)
What the title says.
If I create a model, and I use the Earth as my point of reference, is it valid to say that the Sun orbits the Earth inside my model? Or is claiming that invalid?
0
votes
1
answer
69
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Earth's movement around the Sun
My question is - because of sun's movement around the milky way, Earth never reaches at the same point where it started from. Then how can we say that it circles around the sun in 365 1/4th days.
1
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3
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Motion of one body with reference to another
I studied that Galileo was punished by the church for teaching that the sun is stationary and the earth moves around it. His opponents held the view that earth is stationary and sun moves around it.
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17
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3
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5k
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Why do we launch rockets during the day?
The clips that I have seen of rockets launching all seem to be carried out during daytime. However, we learnt at school that rockets are fired closer to the equator and towards the east to take ...
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