It is called a rain gauge
Rain gauge
Lumen
tube + 4.
We need to know the dimensions of the tube. The diameter AND the length of the tube. It takes o.465 yards per foot of length for a tube 4 feet in diameter. .
That depends on the thickness or diameter of the tube.
The answer will depend on what the tube is made from and how thick its walls are.
is a psychrometer
A Smith fermentation tube is a tube that is used for the fermentation of carbohydrates. It also collects any gases that result from the fermentation.
Tube Alloys ended in 1952.
In chemistry... it's a thin open-ended glass tube for collecting small amounts of liquid. Inserting one end of the tube into liquid allows the liquid to flow upqwards. When the liquid reaches a suitable height, a finger placed over the open end (towards the top) holds the liquid in the tube - for transferring from one place to another.
Lord's tube station ended in 1939.
Debden tube station ended in 1916.
Aldwych tube station ended in 1994.
The Tube Music Network ended in 2007.
Osterley tube station ended in 1934.
Shoreditch tube station ended in 2006.
An air sock is another name for a windsock, a conical open-ended tube designed to indicate wind direction and relative wind speed.
A tube that is open or free of obstruction.