All Questions
9
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
-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
2
votes
1
answer
93
views
Inertia over an airplane [duplicate]
When an airplane is traveling, it moves at the same speed as the earth does due to inertia, but since, the plane is not directly touching the globe, how does is the speed of the earth is associated ...
- 73
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 ...
-1
votes
2
answers
163
views
What will happen if a helicopter flew still? [duplicate]
I discussed this question with some of my friends. I was given many solutions. Please provide me the exact solution for this problem.
If a helicopter flew still in the same position for some hours, ...
- 1,007
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 ...
2
votes
3
answers
12k
views
How can planes land on a rotating Earth?
If the earth is rotating (e.g. at 1000km per hour, at the equator), how can planes safely land on a moving runway?
- 37
103
votes
7
answers
112k
views
Why does the atmosphere rotate along with the earth?
I was reading somewhere about a really cheap way of travelling: using balloons to get ourselves away from the surface of the earth. The idea held that because the earth rotates, we should be able to ...
- 7,335