0
What else can I help you with?
What is the minimum distance an object has to travel to be affected by the Coriolis effect?
The time, space and velocity scales are important in determining the importance of the Coriolis effect. Whether rotation is important in a system can be determined by its Rossby number, which is the ratio of the velocity, U, of a system to the product of the Coriolis parameter,, and the length scale, L, of the motion:.The Rossby number is the ratio of inertial to Coriolis forces. A small Rossby number signifies a system which is strongly affected by Coriolis forces, and a large Rossby number signifies a system in which inertial forces dominate. For example, in tornadoes, the Rossby number is large, in low-pressure systems it is low and in oceanic systems it is around 1. As a result, in tornadoes the Coriolis force is negligible, and balance is between pressure and centrifugal forces. In low-pressure systems, centrifugal force is negligible and balance is between Coriolis and pressure forces. In the oceans all three forces are comparable.[16]An atmospheric system moving at U = 10 m/s occupying a spatial distance of L = 1,000 km (621 mi), has a Rossby number of approximately 0.1. A man playing catch may throw the ball at U = 30 m/s in a garden of length L = 50 m. The Rossby number in this case would be about = 6000. Needless to say, one does not worry about which hemisphere one is in when playing catch in the garden. However, an unguided missile obeys exactly the same physics as a baseball, but may travel far enough and be in the air long enough to notice the effect of Coriolis. Long-range shells in the Northern Hemisphere landed close to, but to the right of, where they were aimed until this was noted. (Those fired in the southern hemisphere landed to the left.) In fact, it was this effect that first got the attention of Coriolis himself.[17][18][19]
How does the coriolis effect affect astronauts in space?
Because astronauts orbiting the earth rotate around it much faster than the rest of us (once every 90 minutes or so rather than once a day) the effect of the Coriolis effect would be correspondingly stronger. Ordinarily, this force would still be too weak for astronauts to notice. However, because astronauts feel "zero gravity" (because they are falling towards the earth at the same rate as their ship) there are some situations in which the Coriolis effect might be more obvious to them; for example, objects floating in midair might slowly float back and forth* with a period equal to the ship's orbit time. *Technical discussion follows* Objects would actually follow elliptical or sinusoidal paths, and this floating effect would actually be a combination of three different effects: the Coriolis effect, along with the "centrifugal force", and the actual gravity of the earth. Whereas the Coriolis force depends on the velocity of a moving object, the last two effects vary slightly according to the radial distance from the center of the earth, and would therefore be most noticeable above or below the center of gravity of the spacecraft. For example, an astronaut resting above the spacecraft's center of mass would first begin falling (very slowly) towards the earth due to the decrease in centrifugal force with greater turning radius. Once moving, the astronaut would be affected by the Coriolis force, and pushed (very slowly) towards the front end of the spacecraft. Maximum drift speeds wouldn't exceed 1 cm/s for the even the largest rooms in the international space station. That said, I'm not an astronaut, and I don't know if astronauts have ever noticed this faint effect or not. I just did the math.
How do you notice a argument coming?
You can notice an argument coming through a change in body language or tone. As things escalate, more aggressive tones and body posture can be readily noticed.
What are effects of malnution?
The first effect you will notice is poor spelling.
Does water in toilets in Australia flow in the opposite direction than in Kentucky?
Although the Coriolis Effect would tend to influence an opposite direction of flow, the actual effect is immeasurably small on the scale of household plumbing. Other, mostly random factors mean that the flow could be in either direction, or alternately in both.
When is Burn Notice season 3 coming out on DVD?
It's already out on DVD.
When is the second season of 'Burn Notice' coming out on DVD?
The second season of 'Burn Notice' is scheduled to be released on DVD June 16, 2009.
Why ambulance is written from rewind side instead of forward side?
So that you can see it in your car mirror and notice it coming. Otherwise, when you look in the windmirror, it will be spelt 'ecnalubam' and you might not notice it coming, therefore failing to move out of the way.
Will a snake breed with another snake?
Yes ,that how new breeds of snakes are coming to notice.
Sample letter of Show cause notice for late coming?
A sample letter of a show cause notice for employees who are late coming to work is good for any HR department to have on file. The letter should contain the employee's name and documentation of the days he or she was late.
Why dont you notice the Doppler effect for a slow moving train?
The Doppler effect occurs whether the sound source or the listener is moving. You wont notice the Doppler effect on a slow moving train because the radio wave is reflected, its frequency changes depending on the speed of the object.
Why you add salt to cook pulses?
There is the opinion that cooking would be faster; I did not notice this effect.
