Brightness
3x10^8 m/s
density
A mixed number or mixed fraction.
The amount of matter is given space is mass.
There is no such expression. The normal to a surface, at a given point is the radius of curvature of the surface, at that point.
3x10^8 m/s
Pressure!
Surface Tention
The amount of shaking produced by an earthquake at a given location is called the intensity.
Pressure!
Density is the amount of matter in a given space.
The amount of force is called stress.
The Amount Of Force
salinity
density
Density
density