The north Magnetic Pole is moving slowly northwest across the northern stretches of Canada.
北磁极在缓慢地通过加拿大北方向西北方向移动。
Well, with a lot of money, you can cut even the atom into to subatomic particles: protons, neutrons and electrons, but even these little magnets still always have one North and South magnetic pole.
好吧，如果你有很多钱，你甚至可以把原子分成一些亚原子粒子：质子、中子和电子，但即使是这些小磁体，也还是有南北磁极。
The movement of the magnetic poles is unrelated to the location of the North pole, for example.
比如，磁极的移动与北极的地点无关。
Kuo discovered that compasses do not point true north but to the magnetic North Pole. This was a decisive step to make them useful for navigation.
沈括发现，指南针并不是真正的指向北方，而是指向地磁的北极，这对指南针用于导航走出了决定性的一步。
One of you asked this question. “Does a magnetic compass point to the North Pole?”
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
Earth is a very large magnetic field, the magnetic field lines from the North Pole, the Earth's surface into the South Pole.
地球是一个无比巨大的磁场，其磁力线由北极出来，经地球表面而进入南极。
This means that if you took two trips 10 years apart to the North Magnetic Pole by following a compass, you'd end up at a different destination each time. Theory 8:2012 and the end of the world.
这意味着，如果你相隔10年跟着指南针所指方向去北极的话，那么这两次你所到的目的地是不同的。
The North Pole has a strong magnetic force.
北极具有强大的磁力。
It magnetic North Pole is moving.
磁北极正在移动。
The compass has a special magnetic pointer which always indicates the North Pole, so it is used to help find the direction that the ship needs to go.
罗盘的指针，有一种特殊的磁场总是显示北极，所以它是用来帮助找到方向，这艘船要走了。
This means that the magnetic North Pole changes place with the magnetic South Pole.
这意味着磁北极的变化与南极磁场发生。
And Why can't we find an isolated magnetic north or South Pole?
为什么我们找不到单独存在的南磁极或北磁极的磁极呢？
The needle of a magnetic compass points to the magnetic North Pole.
磁性罗盘上的指针指向北方磁极。
In the late 1800s, his home was the magnetic North Pole, centered under the aurora borealis.
在十九世纪晚期，他的家在磁北极，以北极光底下为中心。
The direction of the earth's magnetic pole, to which the north-seeking pole of a magnetic needle points when free from local magnetic influence.
地球磁极的方向，当不受当地磁场影响时，用来寻找北方磁极指示的方向。
It help the geologists know how far these lava away from magnetic-north pole when it was erupted from the volcano.
这告诉地质学家这些岩石在从火山中喷发出来时，它们距离地球磁北极有多远。
Magnetic saturation effect on the saliency is used to distinguish the north magnetic pole from the south.
磁饱和影响的显着性是用来区分从南部的北磁极。
Such nuclei spin on an axis like miniature tops, giving rise to a magnetic moment, which means the nuclei act as if they were bar magnets with a north and south pole.
这种原子核像缩微的陀螺围绕一根轴线自旋，产生磁性，像具有S极和N极的磁铁棒一样。
One of you asked this question. "Does a magnetic compass point to the North Pole?"
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
One of you asked this question. "Does a magnetic compass point to the North Pole?"
前段时间有观众向我们提问：“罗盘的指针真的指向北极吗？”
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