All Questions
Tagged with relative-motion earth
25
questions
16
votes
6
answers
53k
views
How fast is Earth moving through the universe?
As the galaxy is moving and the solar system orbiting the galaxy and the Earth orbiting the sun. So how fast is each object moving and what is the fastest we move at?
Do we even know how fast the ...
- 6,927
5
votes
7
answers
26k
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The Earth is spinning, so why don't we jump and land on a different location?
I know there are similar questions on StackExchange but I think it is different and detailed.
The earth is spinning 465 meters/second so why don't we jump and land on a different location?
I googled ...
- 167
4
votes
6
answers
6k
views
Air flight and Earth's rotation
I read a response asking why flights of equal distance east and west take roughly the same time (disregarding wind actions). I have trouble visualizing part of the answer; "the speed of the rotation ...
- 53
3
votes
2
answers
720
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Is one side of earth faster at night and slower at daytime?
I'm reading Physics for Entertainment by Yakov Perelman and in it he says under "When we move around the sun faster" that at midnight the speed of the rotation of the earth is added to that of earth's ...
3
votes
1
answer
159
views
CMB dipole anisotropy maping to earth visualization
I do not see how this dipole anisotropy is due to the motion of the earth (and thus a doppler effect). Does anyone have a visualization of how this maps onto the earth and the motion of the earth such ...
- 460
3
votes
2
answers
60
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Why don't hovercrafts move West relative to the Earth [duplicate]
Suppose that there is a hovercraft floating a few centimetres above the Earth's surface. As it is disconnected from the Earth, which is spinning from West to East, shouldn't it appear to move East to ...
- 363
2
votes
4
answers
3k
views
Why does hot air balloon rotate with the earth?
This might be a silly question but I have been wondering this for quite a while.
When a hot air balloon is flying in the sky, the earth is rotating at the speed of 1000 mph. Why does it move along ...
- 131
2
votes
3
answers
8k
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How high do you need to be so as to not rotate along with Earth?
So, I saw this meme about some minister commenting that the Earth doesn't rotate, for if it did then planes only need to be in the air and the destination city would come to it. I know this is absurd ...
- 262
2
votes
2
answers
127
views
Can we prove the Earth rotation with a disk mounted in its center on a frictionless axis?
Can somebody prove the rotation of Earth if it places an uniform disk with a hole in its the center on an axis and orient it paralelly to Sun ecliptical disk?Just assure himself that the disk on the ...
- 2,255
2
votes
1
answer
116
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Why ball fall at same location from where we throw it? [duplicate]
I have a silly question. As we all know earth is rotates at a speed of 460 m per sec. So if I throw a ball in the air for 10 sec than the ball must fall 4600 m away from me but these does not happen ...
- 21
2
votes
0
answers
75
views
Faster alternative to travel to any location in the west? [closed]
Suppose one needs to travel to Somalia from Indonesia(which are approximately at a distance of $4000$ miles from each other on the line of equator). To accomplish this task, I suggest the following ...
- 143
1
vote
4
answers
209
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Question about spinning Earth
The earth spins on its axis at 1674 km/h from west to east. Would it not imply that an airplane flying eastbound at 500 km/h would cover a distance of 500 kilometres in an hour while another plane ...
Saurav
1
vote
2
answers
269
views
Moon and the moving train
While travelling by train (travelling West to East), it seems the moon is moving in opposite direction when seen from the window, but then it reverses its direction, after a certain amount of time and ...
1
vote
1
answer
1k
views
Does aeroplane moving against Earth's rotation cause relative wind (assuming otherwise a quiet weather outside)?
Although, I know some answers, I need more affirmative and accurate answers.
Why is the journey time from London to Singapore less compared to Singapore to London? Is it because of Earth's rotation ...
- 13
0
votes
1
answer
2k
views
Since Earth spins, would an aircraft travelling opposite to direction of Earth spin take less time? [duplicate]
Suppose we want to reach the point on earth which in relative terms is exactly on the opposite end of the sphere we call earth (I know it is not an exact sphere).
We either dig vertically downwards, ...
- 407