Density is the measure of how many atoms are in a given space of a material. Basically, itâs how closely packed the atoms are in a material. To measure a materialâs density, you need to know how many atoms are in the material (the mass), and how much space it takes (volume).
Freebase(0.00 / 0 votes)Rate this definition: Wind rose. A wind rose is a graphic tool used by meteorologists to give a succinct view of how wind speed and direction are typically distributed at a particular location. Historically, wind roses were predecessors of the compass rose, as there was no differentiation between a cardinal direction and the wind which blew from such a direction.
Help your wind expert complete the compass rose worksheet to show the direction of the wind for the season that you will be broadcasting! Do you know what a weather vane is? A weather vane is a weather instrument that measures wind direction. Wind is moving air, it can be moving different directions at different times. A wind vane looks like this: