All Questions
8
questions
3
votes
2
answers
60
views
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
1
answer
116
views
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
-1
votes
2
answers
2k
views
Does a helicopter that simply hovers remain in the same spot on earth? [duplicate]
Ignoring statistical variation in wind, will a helicopter that only applies force perpendicular to a perfectly sphere earth remain in the exact same spot relative to the earth?
I am arguing with ...
- 19
-1
votes
1
answer
36
views
Revolution of the Earth [duplicate]
Good day, it seems easy but I still find it difficult to understand why we return to the same spot when we jump despite the Earth revolving beneath us. Can someone explain?
0
votes
2
answers
451
views
Earth's rotation and a helicopter [duplicate]
Imagine a helicopter that took off from point A on the ground and goes vertically in the air to a certain fixed point B in the atmospheric area at a certain fixed altitude with enough fuel to stay ...
2
votes
3
answers
8k
views
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
0
votes
1
answer
111
views
Can an object take off from A, do not move (in the air) but land at a different place? [closed]
Can an object take off at a point A on the surface of the Earth and then land after some time only to land at a different place where it initially took off (because in the mean time the Earth has ...
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