In nautical terms, two triangles with the apex on top, located above each other indicate north on buoys. See Cardinal Marks A compass also points north in the northern hemisphere.
north
A compass rose tells a person which way is north on a map.
A directional indicator is usually an arrow (or a compass rose) printed on a map which indicates the orientation of the map in reference to the cardinals N-S-E-W. North is by far the most common; on a North referenced map, North would be top center (although this is relative to how one holds the map) ;-)
its an indicator
A bank-and-turn indicator is an instrument in an aircraft cockpit which incorporates the functions of a bank indicator and a turn indicator.
Which Indicator?
A bank-and-turn indicator is an instrument in an aircraft cockpit which incorporates the functions of a bank indicator and a turn indicator.
When was the forst vegatable indicator made in? When was the forst vegatable indicator made in?
Sodium chloride (NaCl) is not an indicator in analytical chemistry.
The indicator of acid is baking soda.
yeah, it is an olfactory indicator!
Logical indicator and Predictive Indicator