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.
a stevenson screen screen is not called an instrument because it does not do any mechanical work and neither helps in taking weather recordings. it is just a container where various thermometers areb kept , protected from the sun's direct insolation so that we can exact readings. it only does the job of prtecting the instruments kept in it. it is not an instrument , it is a house for instruments.
A Stevenson screen does not have a specific unit of measure, as it is an apparatus used in meteorology to house instruments for measuring meteorological variables such as temperature and humidity. It is designed to provide a standardized environment for these instruments, typically constructed using white-painted wood or other materials to reflect sunlight and minimize temperature influence. The screen itself is measured in dimensions (e.g., height, width, depth) rather than units like meters or feet, depending on the specific design.
AnemometerAnswer There can be several "boxes". The usual one is a Stevenson Screen, but automatic weather staions may also look like a ''Box". Anemometers are usually atop a separate mast which may or may not be attached to the "box".
The cap or double top plate serves as a horizontal load-bearing element that helps distribute the weight of the walls evenly to the foundation. It also provides a surface for attaching ceiling or roof framing.
The roof of the cavity is called the "dorsal surface."
the roof is double layered with provition for ventilation of the space between the 2 layers
The Stevenson screen roof is double louvered to enhance ventilation while protecting the instruments inside from direct sunlight and precipitation. This design allows air to circulate freely, helping to maintain a stable temperature and humidity level, which is crucial for accurate meteorological readings. The double louvered structure minimizes the impact of wind on the readings, ensuring a more reliable and consistent environment for the instruments.
The roof of a Stevenson screen is flat to allow for even ventilation and to minimize the collection of precipitation. A flat roof helps prevent water from pooling, which could affect the temperature readings inside the screen. Additionally, this design aids in maintaining a consistent airflow around the thermometers, ensuring accurate and reliable temperature measurements.
Lol im guessing you had the same geography assignment as i have now...
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the stvenson screen has a air vent on the top of it so that air can get out
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
In observataries,the thermometers are kept in a wooden box with good ventilation and air movement.This box is called stevenson's screen
A Stevenson screen is a white slatted wooden box with a double roof design, used to shield temperature and humidity sensors from direct sunlight and precipitation. Its key characteristics include proper ventilation to ensure accurate measurements, a standard size of about 30 cm in height, and a location placed 1.25 to 2 meters above the ground.