A compass functions by using the magnetism of a planets poles in order to guide an individual. The point of a compass (assuming it hasn't been tampered with) should always point towards the North - allowing an individual to calculate their heading.
Earth's magnetic fields.
A magnetometer detects magnetic fields.
the instrument that the used was an intelligent brain
The mesoamerican people known as the Olmec are belived to have used loadstones as early as 1000 BC.
This instrument is called pluviometer (a rain gauge). See the link below.
compass
It is usually measured, with an instrument such as an Evan's balance.
Earth's magnetic fields.
A compass is an instrument containing a freely suspended magnetic element which displays the direction of the horizontal component of the Earth's magnetic field at the point of observation.
A compass is an instrument containing a freely suspended magnetic element which displays the direction of the horizontal component of the Earth's magnetic field at the point of observation.
There is no scientific evidence that shows that magnetic therapy reduces knee pain, however some people do find that wearing a magnetic knee brace helps. See this site for more info
That device would be a compass!
a symbol .......... hope this helps i'm no expert!!
Astrolabe was an instrument used to find directions in travel over the sea or desert; its role was sort of old magnetic compass!
The nose is what helps the dog find people.
The magnetic compass was made for the people of China to find a way around if any explorores got lost while walking throgh forests and jungles
you can find them in stores