science

Ivan Lepyokhin

Ivan Lepyokhin 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 Ivan Lepyokhin rather than just read about it. In short: Ivan Ivanovich Lepyokhin (Иван Иванович Лепёхин; 21 September [O.S. 10 September] 1740, in Saint Petersburg – 18 April [O.S. 6 April] 1802, in Saint Petersburg) was a Russian naturalist, zoologist, botanist and explorer. He began his studies in the Academy of Sciences of Saint-Petersburg and gained his doctorate at faculty of medicine of the University of Strasbourg.

Key takeaways

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

Reference excerpt

Ivan Ivanovich Lepyokhin (Иван Иванович Лепёхин; 21 September [O.S. 10 September] 1740, in Saint Petersburg – 18 April [O.S. 6 April] 1802, in Saint Petersburg) was a Russian naturalist, zoologist, botanist and explorer. He began his studies in the Academy of Sciences of Saint-Petersburg and gained his doctorate at faculty of medicine of the University of Strasbourg. In 1768 he explored the Volga region and the Caspian Sea. In 1769 he went to the Ural Mountains which he explored for five years. In 1774 and 1775 he explored Siberia. Ivan Lepekhin was the Secretary of the Russian Academy since 1783. His extensive journals, revised and completed by Nikolay Ozeretskovsky, were published in 4 hefty volumes between 1771 and 1805. Lepekhin was in charge of the Saint Petersburg Botanical Garden from 1774 until his death. In 1804, his name was honoured in the name Lepechinia from South America, (in the family Lamiaceae) by Carl Ludwig von Willdenow, and then in 1953, Mikhail Grigorevich Popov published a genus of flowering plants from Central Asia, belonging to the family Boraginaceae as Lepechiniella also in his honour.

References

Robert Zander, Fritz Encke, Günther Buchheim, Siegmund Seybold Handwörterbuch der Pflanzennamen. 13. Auflage. Ulmer, Stuttgart 1984, ISBN 3-8001-5042-5.

Illustrations

Worked examples

Example 1 — a first encounter with Ivan Lepyokhin

Start with the simplest possible case. Write down what Ivan Lepyokhin 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 Ivan Lepyokhin 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 Ivan Lepyokhin 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 Ivan Lepyokhin

In research: Ivan Lepyokhin 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 Ivan Lepyokhin 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: Ivan Lepyokhin is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1740 births, 1802 deaths, 18th-century botanists from the Russian Empire, so understanding it makes those chapters shorter.
In everyday life: Look for Ivan Lepyokhin 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 Ivan Lepyokhin in 20 minutes

Read the reference excerpt below once, without taking notes.
Close the page and write down what Ivan Lepyokhin 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 Ivan Lepyokhin out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Ivan Lepyokhin in simple terms?

Why does Ivan Lepyokhin 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 Ivan Lepyokhin?

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 Ivan Lepyokhin.