science

Vavilov (crater)

Vavilov (crater) 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 Vavilov (crater) rather than just read about it. In short: Vavilov is a prominent impact crater that is located to the west of the walled plain named Hertzsprung. It is located on the far side of the Moon and cannot be viewed directly from the Earth.

Key takeaways

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

Reference excerpt

Vavilov is a prominent impact crater that is located to the west of the walled plain named Hertzsprung. It is located on the far side of the Moon and cannot be viewed directly from the Earth. About a crater diameter to the northwest is the smaller Chaucer, and farther to the southwest is Sechenov. The crater is named after Nikolai and Sergei Vavilov, brothers and prominent Soviet scientists. This designation was officially adopted by the International Astronomical Union in 1970.

Description This formation is dated to the Copernican period of the lunar geologic timescale. It is a relatively young impact that still retains the faint remnants of a ray system. Just outside the rim is a shadowed area, with the rays beginning about one-third of a crater diameter distant. The faint rays extend for several crater diameters in all directions. Vavilov is a well-defined feature that has undergone a minimum of erosion due to subsequent impacts. The outer rim is roughly circular, with a pair of slight outward bulges to the southeast. The inner walls of the rim display several terraces, particularly to the southeast. The interior floor is roughly level, with a central ridge offset to the west of the midpoint, and some low hills in the southeast. Anorthosite with a very low mafic abundance and the infrared spectrum of pure crystalline plagioclase have been identified on the central peak. The crystal plagioclase is also found on the northeast floor and north wall. The region to the west on the outer rim are some of the highest areas near the equator on the Moon.

Satellite craters By convention these features are identified on lunar maps by placing the letter on the side of the crater midpoint that is closest to Vavilov.

Gallery

Illustrations

Worked examples

Example 1 — a first encounter with Vavilov (crater)

Start with the simplest possible case. Write down what Vavilov (crater) 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 Vavilov (crater) 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 Vavilov (crater) 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 Vavilov (crater)

In research: Vavilov (crater) 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 Vavilov (crater) 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: Vavilov (crater) is common in secondary-school and first-year university syllabi. It links to neighbouring topics Impact craters on the Moon, LQ16 quadrangle, so understanding it makes those chapters shorter.
In everyday life: Look for Vavilov (crater) 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 Vavilov (crater) in 20 minutes

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

Frequently asked questions

What is Vavilov (crater) in simple terms?

Vavilov is a prominent impact crater that is located to the west of the walled plain named Hertzsprung. It is located on the far side of the Moon and cannot be viewed directly from the Earth.

Why does Vavilov (crater) 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 Vavilov (crater)?

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 Vavilov (crater).