science

Jan Sierada

Jan Sierada is a science topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Jan Sierada rather than just read about it. In short: Ivan Mikitavič Sierada (13 May [O.S. 1 May] 1879 – after 19 November 1943), better known by the pseudonyms of Jan or Janka was a Belarusian statesman, pedagogist and writer who served as the first president of the Rada of the Belarusian Democratic Republic. Biography Ivan Mikitavič Sierada was born in the village of Zadzvieja in Minsk Governorate of the Russian Empire (now in Brest Region, Belarus).

Key takeaways

Jan Sierada belongs to science; place it in that map before memorising details.
Learn the definition first, then one example that makes the definition concrete.
Connect Jan Sierada to a quantity you can measure, compute or draw — that is where exam questions come from.
Reproduce the core statement of Jan Sierada from memory before moving on to harder problems.

Reference excerpt

Ivan Mikitavič Sierada (13 May [O.S. 1 May] 1879 – after 19 November 1943), better known by the pseudonyms of Jan or Janka was a Belarusian statesman, pedagogist and writer who served as the first president of the Rada of the Belarusian Democratic Republic.

Biography Ivan Mikitavič Sierada was born in the village of Zadzvieja in Minsk Governorate of the Russian Empire (now in Brest Region, Belarus). From 1905 to 1906, Sierada served in the Imperial Russian Army in Manchuria during the Russo-Japanese War, and was also mobilized during World War I. He graduated from a veterinary school in Warsaw in 1903 and worked as a veterinarian in the Minsk Governorate in 1907–1911. At the same time he was a teacher at an agricultural college in Marjina Horka. Jan Sierada was an active member of the Belarusian Socialist Assembly. In 1917, he was elected the chairman of the First All-Belarusian Congress. In 1918, he was elected president of the short-lived Belarusian Democratic Republic. In February 1918, he was a member of the Belarusian delegation (together with Simon Rak-Mikhailovsky and Alaksandar Ćvikievič) at the peace talks in Brest-Litovsk. In the 1920s, Sierada worked on different positions in the Agriculture Ministry of the Byelorussian Soviet Socialist Republic, and was also a teacher at several colleges and published several works on agriculture. On 4 July 1930, Sierada was arrested by the NKVD as part of the so-called Case of the Union of Liberation of Belarus. In April 1931, he was sentenced to 5 years of exile in Yaroslavl, in the Russian Soviet Federative Socialist Republic. After this, he was again sentenced in 1941 to 10 more years in the Gulag. He was set free, on 19 November 1943, from the gulag camp chain (Krasnoyarsk Krai) and his further fate is unknown. He has been rehabilitated on his cases in 1988 and 1989.

Works Yak treba kavats horses. Mn., 1926. Veterinary and zoohygiene. Book. 1–2. Mn., 1927–1928. Pabudov's strength in Kalgas and Saugas. Mn., 1930.

Notes

References

Маракоў Л.У. Рэпрэсаваныя літаратары, навукоўцы, работнікі асветы, грамадскія і культурныя дзеячы Беларусі, 1794–1991. Энц. даведнік. У 10 т. Т.2. —Мн:, 2003. ISBN 985-6374-04-9

Illustrations

Worked examples

Example 1 — a first encounter with Jan Sierada

Start with the simplest possible case. Write down what Jan Sierada claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In science, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Jan Sierada before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Jan Sierada ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Jan Sierada

In research: Jan Sierada appears in science research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry: Engineering practice reuses Jan Sierada in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom: Jan Sierada is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1879 births, Academic staff of Belarusian Agricultural Academy, Belarusian Socialist Assembly politicians, so understanding it makes those chapters shorter.
In everyday life: Look for Jan Sierada outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.

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How to study Jan Sierada in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Jan Sierada means in your own words.
Compare your version with the excerpt and mark what you missed.
Work through the three examples above with pen and paper.
Explain Jan Sierada out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Jan Sierada in simple terms?

Why does Jan Sierada matter?

Because it connects several science ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Jan Sierada?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Jan Sierada.