Elevation can be expressed using various units depending on the region and context. Common units include feet, meters, and kilometers. In aviation, elevation is often measured in feet above sea level, while in geology and geography, it is commonly measured in meters or kilometers above sea level. Additionally, some regions may use specific units like fathoms or leagues to express elevation.
I think it's an index contour, but I'm not sure.
In geology, elevation refers to the vertical height of a location above sea level. It is commonly expressed in units like meters or feet and is used to describe the terrain's height or altitude. Elevation influences climate, ecosystems, and the distribution of geological features.
Oceanographers and scientists most often express salinity in units of parts per thousand (ppt). This unit is commonly used to measure the concentration of salts in seawater.
elevation
the measure of change in elevation in a certain distance is called gradient
metre
joules
liter and cubic centimeter
liter and cubic centimeter
cubic or cubed
The most common units used to express the volume of gas are liters (L) and cubic meters (m³). Other units such as milliliters (mL) and cubic centimeters (cm³) are also used for smaller volumes.
nanometers
A contour line on a topographic map is typically labeled with the elevation in round units. This helps to indicate the elevation of the land and the change in elevation across the map.
The SI unit for force is the Newton.
Energy - of any type - is measured in Joules.
There are many units that cannot be used to express a volume.There is something missing from your question to request the only unit.
Commonly used units include cubic meters, cubic decimeters (equal to liters), cubic centimeters (equal to milliliters).