the stvenson screen has a air vent on the top of it so that air can get out
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he invented the instrument
In the 1860s. I think. By Thomas Stevenson.
In the 1860s. I think. By Thomas Stevenson.
to prevent heat radiation and damage by people or animals
Ah, the Stevenson screen with its double roof is like a little house for our precious weather instruments. The double roof helps protect them from direct sunlight and rain, creating a more stable environment for accurate readings. It's like giving our instruments a cozy little hat to wear, keeping them safe and happy as they do their important work.
In observataries,the thermometers are kept in a wooden box with good ventilation and air movement.This box is called stevenson's screen
thermometer
to support
the roof is double layered with provition for ventilation of the space between the 2 layers
To allow the air to circulate
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