- Compass (section Using a compass)
A compass, magnetic compass or mariner's compass is a navigational instrument for … A compass can be used to calculate heading , used with a …
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- Magnetic declination (redirect Compass variation)
between the local magnetic field - the direction the north end of a compass points … and is more often used in aeronautical and other forms …
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- Shen Kuo (section Magnetic needle compass)
first references in human history to the magnetic compass-needle, the concept of true north , and its use for navigation at sea He wrote …
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- Thumb compass
A Thumb compass is a type of compass commonly used in orienteering , a sport in … are normally used only to orient the map to magnetic north. …
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- Magnetite
the naturally occurring minerals on Earth , and these magnetic properties led to lodestone being used as an early form of magnetic compass . …
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- Magnetism (redirect Magnetic)
influenced to greater or lesser degree by the presence of a magnetic field . … attracting wasn't used in the … pole of a compass see North …
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- Cardinal direction (redirect Compass direction using a watch)
S, E, W. They are mostly used for geographic orientation on Earth but may be … A magnetic compass is used to locate the cardinal …
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- Astrocompass (section Historical uses)
exerted on the needle of a magnetic compass is nearly vertical and … Even then, they saw only limited use, with first magnetic compasses and …
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- Geography in medieval Islam
Navigational sciences were highly developed, making use of a … Compass dial In the 13th century … a universal sundial and a magnetic compass . …
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- Physics in medieval Islam
invented the compass dial , a time … sundial and a magnetic compass . … sciences became highly developed with the use of the magnetic compass. …
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- Magnetic field (section Uses of the H field)
In physics , a magnetic field is a vector field that permeates space and which … Because of Earth's magnetic field , a compass placed …
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- Feng shui (section Feng Shui compasses and geomagnetism)
commonly used to chart the motion of Taiyi through the nine palaces The markings on a liuren/shi and the first magnetic compasses are …
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- History of navigation
magnetic compass, the primary means of navigation was to stay in sight of land Travel away from land was possible for short distances, …
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- Navigational instrument (section Compasses)
Navigational instruments refers to the instruments used by nautical navigators and … Magnetic compass used to determine the magnetic heading …
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- Earth's magnetic field
is approximately a magnetic dipole , with one pole near the north pole (see … Using a magnetic detector (a variant of a compass), …
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- Inventions in medieval Islam
Compass dial : In the early … universal sundial and a magnetic compass . … Astronomical compass : The first astronomical uses of the magnetic …
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- Timeline of electromagnetism
varying properties of the magnetic compass with respect to their … current from the battery he was using was switched on and off, convincing …
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- Spellbinder (TV series) (section Compass)
Spellbinders use a small magnetic compass to navigate when travelling on foot or horseback. The compass contains a gyro device that is …
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- Maritime history
Maritime history is a broad thematic element of history that often uses a global … making use of a magnetic compass and a rudimentary …
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- Four Great Inventions of ancient China (section The Compass)
For most of Chinese history, the compass that remained in use was in the form of a magnetic needle floating in a bowl of water According to …
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