science

Hermann Johannes Heinrich Jacobsen

Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen rather than just read about it. In short: Hermann Jacobsen (January 26, 1898 in Hamburg-August 19, 1978 in Kiel) was a German succulent researcher and horticulturist. Jacobsen directed the Botanischer Garten Kiel from 1929 to 1963.

Key takeaways

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

Reference excerpt

Hermann Jacobsen (January 26, 1898 in Hamburg-August 19, 1978 in Kiel) was a German succulent researcher and horticulturist. Jacobsen directed the Botanischer Garten Kiel from 1929 to 1963. The standard author abbreviation H.Jacobsen is used to indicate this person as the author when citing a botanical name.

Species identified Kalanchoe marnieriana Agave salmiana Curio rowleyanus

References

Illustrations

Worked examples

Example 1 — a first encounter with Hermann Johannes Heinrich Jacobsen

Start with the simplest possible case. Write down what Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen

In research: Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen 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: Hermann Johannes Heinrich Jacobsen is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1898 births, 1978 deaths, 20th-century German botanists, so understanding it makes those chapters shorter.
In everyday life: Look for Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen in 20 minutes

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

Frequently asked questions

What is Hermann Johannes Heinrich Jacobsen in simple terms?

Hermann Jacobsen (January 26, 1898 in Hamburg-August 19, 1978 in Kiel) was a German succulent researcher and horticulturist. Jacobsen directed the Botanischer Garten Kiel from 1929 to 1963.

Why does Hermann Johannes Heinrich Jacobsen 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 Hermann Johannes Heinrich Jacobsen?

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 Hermann Johannes Heinrich Jacobsen.